Forum: Data
2022-07-03, 19:04
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Replies: 589
Views: 123,611
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Forum: Data
2022-06-03, 18:06
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Replies: 589
Views: 123,611
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Forum: Math
2021-07-01, 16:39
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Replies: 28
Views: 6,557
W82589933 has the factor...
W82589933 has the factor 17973642059656480077259129
WM127 has the factor 886407410000361345663448535540258622490179142922169401
Those were discovered in 2020....
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Forum: Data
2021-05-20, 13:50
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Replies: 589
Views: 123,611
There are now 357 known Mersenne numbers with...
There are now 357 known Mersenne numbers with prime exponent that are composite and either fully factored or probably fully factored.
The most recent is M4021. Its final factor (66 digits) was...
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Forum: And now for something completely different
2021-05-11, 22:46
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Replies: 72
Views: 12,982
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Forum: Data
2021-04-29, 04:47
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Replies: 589
Views: 123,611
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Forum: Data
2021-04-18, 16:22
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Replies: 589
Views: 123,611
There are now 355 known Mersenne numbers with...
There are now 355 known Mersenne numbers with prime exponent that are composite and either fully factored or probably fully factored.
The most recent is M4507. Its final factor (53 digits) was...
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Forum: Data
2021-04-07, 16:33
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Replies: 589
Views: 123,611
The 354th fully-factored or...
The 354th fully-factored or probably-fully-factored Mersenne number with prime exponent (not including the Mersenne primes themselves) is M5393.
The most recent factor (58 digits) was found by...
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Forum: Data
2021-03-27, 14:46
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Replies: 589
Views: 123,611
The 353rd fully-factored or...
The 353rd fully-factored or probably-fully-factored Mersenne number with prime exponent (not including the Mersenne primes themselves) is M7013.
The most recent factor (49 digits) was found by...
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Forum: Data
2021-03-26, 06:28
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Replies: 589
Views: 123,611
The 352nd fully-factored or...
The 352nd fully-factored or probably-fully-factored Mersenne number with prime exponent (not including the Mersenne primes themselves) is M7669.
The most recent factor (47 digits) was found by...
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Forum: Data
2021-03-20, 19:52
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Replies: 589
Views: 123,611
The 351st fully-factored or...
The 351st fully-factored or probably-fully-factored Mersenne number with prime exponent (not including the Mersenne primes themselves) is M8233.
The most recent factor (47 digits) was found by...
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Forum: Data
2020-12-17, 01:23
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Replies: 589
Views: 123,611
The 349th fully-factored or...
The 349th fully-factored or probably-fully-factored Mersenne number with prime exponent (not including the Mersenne primes themselves) is M1489.
The most recent factor (60 digits) was found by...
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Forum: Data
2020-10-07, 01:00
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Replies: 589
Views: 123,611
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Forum: Data
2020-10-01, 18:13
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Replies: 589
Views: 123,611
The 348th fully-factored or...
The 348th fully-factored or probably-fully-factored Mersenne number with prime exponent (not including the Mersenne primes themselves) is M4349.
The most recent factor (41 digits) was found by...
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Forum: Data
2020-09-08, 23:51
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Replies: 589
Views: 123,611
The 347th fully-factored or...
The 347th fully-factored or probably-fully-factored Mersenne number with prime exponent (not including the Mersenne primes themselves) is M2029.
The most recent factor (58 digits) was found by...
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Forum: Data
2020-07-09, 05:20
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Replies: 589
Views: 123,611
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Forum: Data
2020-02-01, 02:17
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Replies: 589
Views: 123,611
The 343rd fully-factored or...
The 343rd fully-factored or probably-fully-factored Mersenne number with prime exponent (not including the Mersenne primes themselves) is M2749.
The most recent factor (65 digits!) was found by...
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Forum: Data
2020-01-18, 04:48
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Replies: 589
Views: 123,611
The 342nd fully-factored or...
The 342nd fully-factored or probably-fully-factored Mersenne number with prime exponent (not including the Mersenne primes themselves) is M2887.
The most recent factor (56 digits) was found by...
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Forum: YAFU
2020-01-02, 15:01
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Replies: 84
Views: 65,285
grep flags /proc/cpuinfo should show which...
grep flags /proc/cpuinfo should show which specific subsets of the AVX-512 instruction set are supported. For instance, the CPU I use has avx512f avx512dq avx512cd avx512bw avx512vl. For the...
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Forum: And now for something completely different
2019-12-20, 23:46
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Replies: 53
Views: 14,190
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Forum: Data
2019-12-08, 21:53
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Replies: 589
Views: 123,611
The 341st fully-factored or...
The 341st fully-factored or probably-fully-factored Mersenne number with prime exponent (not including the Mersenne primes themselves) is M3467.
The most recent factor (55 digits) was found by...
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Forum: Data
2019-12-08, 04:10
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Replies: 589
Views: 123,611
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Forum: Data
2019-12-08, 03:41
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Replies: 589
Views: 123,611
The 340th fully-factored or...
The 340th fully-factored or probably-fully-factored Mersenne number with prime exponent (not including the Mersenne primes themselves) is M3733.
The most recent factor (53 digits) was found by...
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Forum: FactorDB
2019-12-06, 05:50
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Replies: 39
Views: 22,983
Yes, there were a lot of cases with exponents...
Yes, there were a lot of cases with exponents below 15000 where FactorDB forgot the connection between a composite number and its factors. For example, 2^293-1 was listed as an 89-digit composite...
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Forum: Data
2019-11-27, 18:12
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Replies: 589
Views: 123,611
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