1. Numbers
  2. Compare 12911 vs 12920

Compare 12911 vs 12920

Property1291112920
Typeprimecomposite number
Unique factors14
Total factors16
Prime factorization12911123 × 51 × 171 × 191
Prime factorization129112 × 2 × 2 × 5 × 17 × 19
Divisors count232
Divisors1, 129111, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920
Number of properties70
Chen primes779th 
Cousin primes (2nd member)247th 
Harmonic primes552nd 
Isolated primes1048th 
Primes1537th 
Sexy primes (1st member)491st 
Sexy prime triplets (1st member)139th 
Roman numberals  
Base 2110010011011112110010011110002
Base 312220101231222011123
Base 43021233430213204
Base 540312154031405
Base 613543561354526
Base 7524337524457
Base 8311578311708
Base 9186359186459
Base 1012911101292010
Base 11977811978611
Base 12757b12758812
Base 135b52135b5b13
Base 1449c31449cc14
Base 153c5b153c6515
Base 16326f16327816
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