Compare 147 vs 157

Property147157
Typecomposite numberprime
Unique factors21
Total factors31
Prime factorization31 × 721571
Prime factorization3 × 7 × 7157
Divisors count62
Divisors1, 3, 7, 21, 49, 1471, 157
Number of properties011
Additive primes 21st
Chen primes 30th
Emirps 12th
Harmonic primes 13th
Isolated primes 14th
Primes 37th
Pythagorean primes 17th
Sexy primes (1st member) 22nd
Sexy primes (2nd member) 21st
Sexy prime triplets (2nd member) 12th
Super primes 12th
Roman numberalsCXLVIICLVII
Base 2100100112100111012
Base 3121103122113
Base 42103421314
Base 51042511125
Base 640364216
Base 730073137
Base 822382358
Base 917391849
Base 101471015710
Base 111241113311
Base 121031211112
Base 13b413c113
Base 14a714b314
Base 159c15a715
Base 1693169d16
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