1. Numbers
  2. Compare 13689 vs 13691

Compare 13689 vs 13691

Property1368913691
Typecomposite numberprime
Unique factors21
Total factors61
Prime factorization34 × 132136911
Prime factorization3 × 3 × 3 × 3 × 13 × 1313691
Divisors count152
Divisors1, 3, 9, 13, 27, 39, 81, 117, 169, 351, 507, 1053, 1521, 4563, 136891, 13691
Number of properties08
Chen primes 821st
Cousin primes (2nd member) 259th
Long primes 629th
Primes 1618th
Prime triplets (1st member) 130th
Prime triplets (2nd member) 129th
Sexy primes (1st member) 516th
Twin primes (1st member) 253rd
Roman numberals  
Base 2110101011110012110101011110112
Base 320021000032002100023
Base 43111321431113234
Base 541422454142315
Base 614321361432156
Base 7546247546267
Base 8325718325738
Base 9207009207029
Base 1013689101369110
Base 11a31511a31711
Base 127b09127b0b12
Base 13630013630213
Base 144dbb144dbd14
Base 1540c91540cb15
Base 16357916357b16
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