Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
192530029Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
14078367461520121382332270.32019-02-11 03:32:26
History
DateUserTypeResult
2025-05-06James HeinrichF
Factor: 1407836746152012138233 / TF: 70-71
2019-02-11Smok_bmv F
Factor: 1407836746152012138233 / TF: 70-71*
2018-11-29Chabot PrimeNF
no factor from 2^69 to 2^70
2017-08-12tmorrowNF
no factor from 2^68 to 2^69
2016-06-04XZTNF
no factor from 2^67 to 2^68
2015-09-04tscNF
no factor from 2^66 to 2^67
2013-06-23GrunwalderGIMPNF
no factor from 2^65 to 2^66
2011-04-15oodairaNF
no factor from 2^64 to 2^65
2010-08-04Torchwood InstituteNF
no factor from 2^63 to 2^64