1. Numbers
  2. Compare 1399 vs 1447

Compare 1399 vs 1447

Property13991447
Typeprimeprime
Unique factors11
Total factors11
Prime factorization1399114471
Prime factorization13991447
Divisors count22
Divisors1, 13991, 1447
Number of properties69
Chen primes145th 
Cousin primes (1st member) 51st
Emirps65th 
Good primes52nd 
Happy primes 45th
Harmonic primes76th 
Isolated primes131st136th
Long primes 89th
Primes222nd229th
Prime triplets (1st member) 38th
Sexy primes (1st member) 100th
Sexy prime triplets (1st member) 38th
Super primes 50th
Roman numberalsMCCCXCIXMCDXLVII
Base 2101011101112101101001112
Base 31220211312221213
Base 411131341122134
Base 5210445212425
Base 6102516104116
Base 74036741357
Base 82567826478
Base 91824918779
Base 10139910144710
Base 1110621110a611
Base 1298712a0712
Base 138381387413
Base 1471d1475514
Base 156341566715
Base 16577165a716
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