1. Numbers
  2. Compare 1438 vs 1439

Compare 1438 vs 1439

Property14381439
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization21 × 719114391
Prime factorization2 × 7191439
Divisors count42
Divisors1, 2, 719, 14381, 1439
Number of properties19
Additive primes 124th
Chen primes 148th
Emirps 68th
Isolated primes 135th
Primes 228th
Safe primes 32nd
Semiprimes424th 
Sexy primes (2nd member) 99th
Sexy prime triplets (3rd member) 37th
Sophie germain primes 47th
Roman numberalsMCDXXXVIIIMCDXXXIX
Base 2101100111102101100111112
Base 31222021312220223
Base 411213241121334
Base 5212235212245
Base 6103546103556
Base 74123741247
Base 82636826378
Base 91867918689
Base 10143810143910
Base 11109811109911
Base 129ba129bb12
Base 138681386913
Base 1474a1474b14
Base 1565d1565e15
Base 1659e1659f16
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