1. Numbers
  2. Compare 1427 vs 1428

Compare 1427 vs 1428

Property14271428
Typeprimecomposite number
Unique factors14
Total factors15
Prime factorization1427122 × 31 × 71 × 171
Prime factorization14272 × 2 × 3 × 7 × 17
Divisors count224
Divisors1, 14271, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428
Number of properties100
Chen primes147th 
Cousin primes (2nd member)49th 
Good primes54th 
Happy primes44th 
Primes225th 
Prime triplets (1st member)37th 
Prime triplets (2nd member)36th 
Sexy primes (1st member)98th 
Sexy prime triplets (1st member)37th 
Twin primes (1st member)47th 
Roman numberalsMCDXXVIIMCDXXVIII
Base 2101100100112101100101002
Base 31221212312212203
Base 411210341121104
Base 5212025212035
Base 6103356103406
Base 74106741107
Base 82623826248
Base 91855918569
Base 10142710142810
Base 11108811108911
Base 129ab129b012
Base 1385a1385b13
Base 1473d1474014
Base 156521565315
Base 165931659416
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