1. Numbers
  2. Compare 129218 vs 129221

Compare 129218 vs 129221

Property129218129221
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization21 × 6460911292211
Prime factorization2 × 64609129221
Divisors count42
Divisors1, 2, 64609, 1292181, 129221
Number of properties17
Additive primes 4986th
Chen primes 5229th
Emirps 2441st
Primes 12095th
Pythagorean primes 6018th
Semiprimes29857th 
Sophie germain primes 1450th
Twin primes (1st member) 1509th
Roman numberals  
Base 2111111000110000102111111000110001012
Base 3201200202123201200202223
Base 413320300241332030114
Base 5131133335131133415
Base 62434122624341256
Base 71045505710455117
Base 837430283743058
Base 921622592162289
Base 101292181012922110
Base 11890a111890a411
Base 1262942126294512
Base 1346a7b1346a8113
Base 143513c143514114
Base 1528448152844b15
Base 161f8c2161f8c516
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