1. Numbers
  2. Compare 19409 vs 19421

Compare 19409 vs 19421

Property1940919421
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization131 × 14931194211
Prime factorization13 × 149319421
Divisors count42
Divisors1, 13, 1493, 194091, 19421
Number of properties118
Additive primes 1021st
Chen primes 1088th
Cousin primes (2nd member) 340th
Emirps 605th
Good primes 254th
Happy primes 371st
Long primes 838th
Primes 2199th
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
Semiprimes4947th 
Sexy primes (1st member) 672nd
Sexy prime triplets (1st member) 185th
Twin primes (1st member) 333rd
Roman numberals  
Base 210010111101000121001011110111012
Base 322212121232221220223
Base 4102331014102331314
Base 51110114511101415
Base 622550562255256
Base 711040571104237
Base 8457218457358
Base 9285559285689
Base 1019409101942110
Base 1113645111365611
Base 12b29512b2a512
Base 138ab0138abc13
Base 14710514711314
Base 155b3e155b4b15
Base 164bd1164bdd16
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