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2021-08-06, 21:07
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#3499 |
"Seth"
Apr 2019
22·3·52 Posts |
Math is hard
Code:
$ cat worktodo.txt Factor=N/A,960477823,66,67 Factor=N/A,960477823,67,68 $ ./mfaktc.exe mfaktc v0.21 (64bit built) ... got assignment: exp=960477823 bit_min=66 bit_max=67 (0.02 GHz-days) Starting trial factoring M960477823 from 2^66 to 2^67 (0.02 GHz-days) k_min = 38411594760 k_max = 76823196254 Using GPU kernel "barrett76_mul32_gs" M960477823 has a factor: 147602823780943516039 found 1 factor for M960477823 from 2^66 to 2^67 [mfaktc 0.21 barrett76_mul32_gs] WARNING: ignoring line 1 in "worktodo.txt"! Reason: doesn't begin with Factor= WARNING: ignoring line 2 in "worktodo.txt"! Reason: doesn't begin with Factor= got assignment: exp=960477823 bit_min=67 bit_max=68 (0.03 GHz-days) Starting trial factoring M960477823 from 2^67 to 2^68 (0.03 GHz-days) k_min = 76823194140 k_max = 153646392509 M960477823 has a factor: 147602823780943516039 found 1 factor for M960477823 from 2^67 to 2^68 [mfaktc 0.21 barrett76_mul32_gs] $ python -c 'import math; print(math.log2(147602823780943516039))' 67.00028221952357 |
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