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bS5hdQ0Kdy4gaHR0cHM6Ly9zaXRlcy5nb29nbGUuY29tL3ZpZXcvYm9ic2ZhY3RvcnM=
Numbers:
GMP-ECM 7.0.4 [configured with GMP 6.2.0, --enable-asm-redc] [ECM]
Input number is 2521498075269788811559173983283621077564299506000519954349701312904715576869286182732806403099730187448781157983128142729085783546024048780659328558856516874718108836786429 (172 digits)
Using B1=50860000, B2=288592384096, polynomial Dickson(12), sigma=1:504140539
Step 1 took 119058ms
Step 2 took 41085ms
********** Factor found in step 2: 1120845535797026832523378394296228401245386540931
Found prime factor of 49 digits: 1120845535797026832523378394296228401245386540931
Composite cofactor 2249639218553666264883659617063724238141167766363144260023771229271207822769735787190050558775845885045770229829464210226559 has 124 digits