1. Numbers
  2. Compare 2947 vs 2957

Compare 2947 vs 2957

Property29472957
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization71 × 421129571
Prime factorization7 × 4212957
Divisors count42
Divisors1, 7, 421, 29471, 2957
Number of properties19
Additive primes 220th
Chen primes 253rd
Cousin primes (2nd member) 87th
Harmonic primes 153rd
Isolated primes 267th
Primes 426th
Pythagorean primes 210th
Semiprimes823rd 
Sexy primes (1st member) 168th
Sexy prime triplets (1st member) 62nd
Roman numberalsMMCMXLVIIMMCMLVII
Base 210111000001121011100011012
Base 3110010113110011123
Base 423200342320314
Base 5432425433125
Base 6213516214056
Base 7114107114237
Base 85603856158
Base 94034940459
Base 10294710295710
Base 11223a11224911
Base 12185712186512
Base 13145913146613
Base 14110714111314
Base 15d1715d2215
Base 16b8316b8d16
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