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#420 |
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Feb 2012
40510 Posts |
M344113669 has a factor q=40251236194555781233; log2(q)=65.126...
k = 2^3 * 3 * 193 * 12626377 = 58485378264; log2(k)=35.767... |
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#421 |
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"Mark"
Feb 2003
Sydney
3·191 Posts |
P-1 found a factor in stage #2, B1=10000000, B2=200000000.
M839473 has a factor: 2149913898528633485037260447 28 decimal digits, 91 bits, k = 443 x 21817 x 3317257 x 39939853 P-1 found a factor in stage #2, B1=10000000, B2=200000000. M837817 has a factor: 3516958672618435719303337 25 decimal digits, 82 bits, k = 2^2 x 3 x 15217 x 584387 x 19668773 |
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#422 |
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Aug 2002
Buenos Aires, Argentina
2×683 Posts |
I found the 60500th composite for which at least a prime factor is known in the exponent range 1-999999:
P-1 found a factor in stage #2, B1=10000000, B2=200000000. M385057 has a factor: 3634487404879112186060209 k = 23 × 3 × 7 × 677 × 1342849 × 30900323 Last fiddled with by alpertron on 2012-07-20 at 19:14 |
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#423 |
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Mar 2003
Melbourne
51510 Posts |
M55242679 has a factor: 167197010536698925907216966132447
k = 11 × 1873 × 4441 × 31643 × 386537 × 1352209 107 bit factor -- Craig |
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#424 |
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Feb 2012
34×5 Posts |
M902298569 has a factor q=3116261093828574870649; log2(q)=71.4
k = 2^2 * 3^2 * 6337 * 7569503 = 1726845858396; log2(k)=40.651... M902298589 has a factor q=634214876226852164287; log2(q)=69.104... k = 3 * 7 * 43 * 389196029 = 351444014187; log2(k)=38.355... M902298637 has a factor q=79709735651167576303; log2(q)=66.111... k = 3 * 37 * 397931293 = 44170373523; log2(k)=35.362... |
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#425 |
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Apr 2010
Over the rainbow
2×1,303 Posts |
[Sat Jul 28 14:13:46 2012]
P-1 found a factor in stage #2, B1=80000, B2=1440000. UID: firejuggler, M6681947 has a factor: 33513375896009391634897543193162514862727063 144.588 bits, split into prime factor 10045484547776713447(a) and 3336163202145051173349329 (b) k(a) =3 × 43 × 4933 × 1181237 (63.123 bits) k(b)=2^3 × 7 × 17 × 149 × 379 × 7537 × 616103(81.465 bits) this is my first factor found above 100 bits Last fiddled with by firejuggler on 2012-07-28 at 12:25 |
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#426 |
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Sep 2002
14378 Posts |
P-1 found a factor in stage #2, B1=530000, B2=9805000.
UID: Jwb52z/Clay, M58084711 has a factor: 40109655999466569218743 75.086 bits. |
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#427 |
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Feb 2004
25·5 Posts |
Found one of my first Brent-Suyama factor, only 75.126 bit:
P-1 found a factor in stage #2, B1=600000, B2=13650000, E=6. M45651311 has a factor: 41212405819746048243953 k = 451382500491016 = 2^3 × 733 × 2969 × 25926301 |
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#428 |
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Sep 2002
17×47 Posts |
P-1 found a factor in stage #2, B1=540000, B2=10260000.
UID: Jwb52z/Clay, M58708547 has a factor: 77918947761148856781119 76.044 bits. |
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#429 |
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Sep 2002
17×47 Posts |
P-1 found a factor in stage #2, B1=545000, B2=10218750.
UID: Jwb52z/Clay, M58904299 has a factor: 1054496884269077555419118839 89.769 bits I originally thought this was the largest factor I've ever found, since I haven't always posted them here, but I found 3 that were larger that I found quite a while ago. Last fiddled with by Jwb52z on 2012-08-08 at 08:53 |
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