1. Numbers
  2. Compare 398 vs 401

Compare 398 vs 401

Property398401
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization21 × 19914011
Prime factorization2 × 199401
Divisors count42
Divisors1, 2, 199, 3981, 401
Number of properties17
Additive primes 46th
Chen primes 56th
Cousin primes (2nd member) 22nd
Isolated primes 38th
Primes 79th
Pythagorean primes 38th
Semiprimes126th 
Super primes 22nd
Roman numberalsCCCXCVIIICDI
Base 211000111021100100012
Base 311220231122123
Base 4120324121014
Base 53043531015
Base 61502615056
Base 71106711127
Base 861686218
Base 948294859
Base 103981040110
Base 113321133511
Base 122921229512
Base 132481324b13
Base 142061420914
Base 151b8151bb15
Base 1618e1619116
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