1. Numbers
  2. Compare 18899 vs 19421

Compare 18899 vs 19421

Property1889919421
Typeprimeprime
Unique factors11
Total factors11
Prime factorization188991194211
Prime factorization1889919421
Divisors count22
Divisors1, 188991, 19421
Number of properties818
Additive primes 1021st
Chen primes1065th1088th
Cousin primes (2nd member) 340th
Emirps589th605th
Good primes246th254th
Happy primes367th371st
Isolated primes1501st 
Long primes824th838th
Primes2150th2199th
Prime quadruplets (1st member) 19th
Prime quintuplet 1s (2nd member) 8th
Prime quintuplet 2s (1st member) 6th
Prime sextuplets (2nd member) 4th
Prime triplets (1st member) 165th
Prime triplets (2nd member) 164th
Pythagorean primes 1091st
Sexy primes (1st member) 672nd
Sexy prime triplets (1st member) 185th
Sophie germain primes311th 
Twin primes (1st member) 333rd
Roman numberals  
Base 210010011101001121001011110111012
Base 322122022232221220223
Base 4102131034102331314
Base 51101044511101415
Base 622325562255256
Base 710604671104237
Base 8447238457358
Base 9278289285689
Base 1018899101942110
Base 1113221111365611
Base 12ab2b12b2a512
Base 1387aa138abc13
Base 146c5d14711314
Base 1558ee155b4b15
Base 1649d3164bdd16
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