1. Numbers
  2. Compare 1399 vs 1439

Compare 1399 vs 1439

Property13991439
Typeprimeprime
Unique factors11
Total factors11
Prime factorization1399114391
Prime factorization13991439
Divisors count22
Divisors1, 13991, 1439
Number of properties69
Additive primes 124th
Chen primes145th148th
Emirps65th68th
Good primes52nd 
Harmonic primes76th 
Isolated primes131st135th
Primes222nd228th
Safe primes 32nd
Sexy primes (2nd member) 99th
Sexy prime triplets (3rd member) 37th
Sophie germain primes 47th
Roman numberalsMCCCXCIXMCDXXXIX
Base 2101011101112101100111112
Base 31220211312220223
Base 411131341121334
Base 5210445212245
Base 6102516103556
Base 74036741247
Base 82567826378
Base 91824918689
Base 10139910143910
Base 11106211109911
Base 12987129bb12
Base 138381386913
Base 1471d1474b14
Base 156341565e15
Base 165771659f16
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