1. Numbers
  2. Compare 21490 vs 21491

Compare 21490 vs 21491

Property2149021491
Typecomposite numberprime
Unique factors41
Total factors41
Prime factorization21 × 51 × 71 × 3071214911
Prime factorization2 × 5 × 7 × 30721491
Divisors count162
Divisors1, 2, 5, 7, 10, 14, 35, 70, 307, 614, 1535, 2149, 3070, 4298, 10745, 214901, 21491
Number of properties09
Additive primes 1116th
Chen primes 1183rd
Cousin primes (2nd member) 366th
Good primes 272nd
Happy primes 401st
Harmonic primes 885th
Primes 2410th
Prime triplets (2nd member) 182nd
Twin primes (1st member) 364th
Roman numberals  
Base 210100111111001021010011111100112
Base 31002110221310021102223
Base 4110333024110333034
Base 51141430511414315
Base 624325462432556
Base 711644071164417
Base 8517628517638
Base 9324279324289
Base 1021490102149110
Base 1115167111516811
Base 121052a121052b12
Base 139a21139a2213
Base 147b90147b9114
Base 15657a15657b15
Base 1653f21653f316
This website uses cookies to ensure you get the best experience on our website. More info