Compare 1291 vs 1447

Property12911447
Typeprimeprime
Unique factors11
Total factors11
Prime factorization1291114471
Prime factorization12911447
Divisors count22
Divisors1, 12911, 1447
Number of properties99
Additive primes113th 
Chen primes137th 
Cousin primes (1st member) 51st
Happy primes 45th
Harmonic primes73rd 
Isolated primes 136th
Long primes80th89th
Lucky primes54th 
Primes210th229th
Prime triplets (1st member) 38th
Sexy primes (1st member)91st100th
Sexy prime triplets (1st member)35th38th
Super primes 50th
Twin primes (2nd member)44th 
Roman numberalsMCCXCIMCDXLVII
Base 2101000010112101101001112
Base 31202211312221213
Base 411002341122134
Base 5201315212425
Base 655516104116
Base 73523741357
Base 82413826478
Base 91684918779
Base 10129110144710
Base 11a741110a611
Base 128b712a0712
Base 137841387413
Base 146831475514
Base 155b11566715
Base 1650b165a716
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