1. Numbers
  2. Compare 1289 vs 1399

Compare 1289 vs 1399

Property12891399
Typeprimeprime
Unique factors11
Total factors11
Prime factorization1289113991
Prime factorization12891399
Divisors count22
Divisors1, 12891, 1399
Number of properties76
Chen primes136th145th
Emirps 65th
Good primes 52nd
Harmonic primes 76th
Isolated primes 131st
Primes209th222nd
Pythagorean primes103rd 
Sexy primes (2nd member)90th 
Sexy prime triplets (3rd member)34th 
Sophie germain primes45th 
Twin primes (1st member)44th 
Roman numberalsMCCLXXXIXMCCCXCIX
Base 2101000010012101011101112
Base 31202202312202113
Base 411002141113134
Base 5201245210445
Base 655456102516
Base 73521740367
Base 82411825678
Base 91682918249
Base 10128910139910
Base 11a7211106211
Base 128b51298712
Base 137821383813
Base 146811471d14
Base 155ae1563415
Base 165091657716
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