N=(1852^13477-1)/1851

Portion of N-1 factored: 33.64%
Portion used in proof: 33.3344%

Factorization of N-1:
1852 = 2 * 2 * 463
phi_2 = 17 * 109
phi_3 = 3 * 7 * 163417
phi_4 = 5 * 73 * 9397
phi_6 = 163 * 21031
phi_12 = 13 * 904941386101
phi_1123 = 4493 * 119039 * 829000847 * 1481371384919 * 84185943842964641 * c3620
phi_2246 = 6728773433 * c3657
phi_3369 = 13477 * c7329
phi_4492 = 1568799335893 * 1370257308578838049 * c7303
phi_6738 = 262783 * 7525679793727 * c7315
phi_13476 = 40429 * 951672852913520268457 * p14640