1. Numbers
  2. Compare 31391 vs 31400

Compare 31391 vs 31400

Property3139131400
Typeprimecomposite number
Unique factors13
Total factors16
Prime factorization31391123 × 52 × 1571
Prime factorization313912 × 2 × 2 × 5 × 5 × 157
Divisors count224
Divisors1, 313911, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 157, 200, 314, 628, 785, 1256, 1570, 3140, 3925, 6280, 7850, 15700, 31400
Number of properties80
Additive primes1530th 
Chen primes1614th 
Cousin primes (2nd member)484th 
Primes3383rd 
Prime triplets (1st member)233rd 
Prime triplets (2nd member)232nd 
Sexy primes (1st member)991st 
Twin primes (1st member)485th 
Roman numberals  
Base 211110101001111121111010101010002
Base 31121001122311210012223
Base 4132221334132222204
Base 52001031520011005
Base 640115564012126
Base 716034371603557
Base 8752378752508
Base 9470489470589
Base 1031391103140010
Base 1121648112165611
Base 12161bb121620812
Base 131139913113a513
Base 14b62314b62c14
Base 15947b15948515
Base 167a9f167aa816
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