1. Numbers
  2. Compare 1313 vs 1321

Compare 1313 vs 1321

Property13131321
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization131 × 101113211
Prime factorization13 × 1011321
Divisors count42
Divisors1, 13, 101, 13131, 1321
Number of properties17
Additive primes 118th
Emirps 63rd
Harmonic primes 74th
Primes 216th
Pythagorean primes 106th
Semiprimes384th 
Sexy primes (1st member) 94th
Twin primes (2nd member) 46th
Roman numberalsMCCCXIIIMCCCXXI
Base 2101001000012101001010012
Base 31210122312102213
Base 411020141102214
Base 5202235202415
Base 6100256100416
Base 73554735657
Base 82441824518
Base 91718917279
Base 10131310132110
Base 11a9411aa111
Base 129151292112
Base 137a0137a813
Base 1469b146a514
Base 155c8155d115
Base 165211652916
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