1. Numbers
  2. Compare 21490 vs 21499

Compare 21490 vs 21499

Property2149021499
Typecomposite numberprime
Unique factors41
Total factors41
Prime factorization21 × 51 × 71 × 3071214991
Prime factorization2 × 5 × 7 × 30721499
Divisors count162
Divisors1, 2, 5, 7, 10, 14, 35, 70, 307, 614, 1535, 2149, 3070, 4298, 10745, 214901, 21499
Number of properties08
Cousin primes (1st member) 367th
Harmonic primes 887th
Isolated primes 1685th
Lucky primes 390th
Primes 2412th
Sexy primes (2nd member) 733rd
Sexy prime quadrupletss (4th member) 37th
Sexy prime triplets (3rd member) 199th
Roman numberals  
Base 210100111111001021010011111110112
Base 31002110221310021110213
Base 4110333024110333234
Base 51141430511414445
Base 624325462433116
Base 711644071164527
Base 8517628517738
Base 9324279324379
Base 1021490102149910
Base 1115167111517511
Base 121052a121053712
Base 139a21139a2a13
Base 147b90147b9914
Base 15657a15658415
Base 1653f21653fb16
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