1. Numbers
  2. Compare 397 vs 408

Compare 397 vs 408

Property397408
Typeprimecomposite number
Unique factors13
Total factors15
Prime factorization397123 × 31 × 171
Prime factorization3972 × 2 × 2 × 3 × 17
Divisors count216
Divisors1, 3971, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408
Number of properties80
Additive primes45th 
Cousin primes (1st member)22nd 
Cuban primes 18th 
Happy primes21st 
Isolated primes37th 
Left-truncatable primes31st 
Primes78th 
Pythagorean primes37th 
Roman numberalsCCCXCVIICDVIII
Base 211000110121100110002
Base 311220131200103
Base 4120314121204
Base 53042531135
Base 61501615206
Base 71105711227
Base 861586308
Base 948195039
Base 103971040810
Base 113311134111
Base 12291122a012
Base 132471325513
Base 142051421214
Base 151b7151c315
Base 1618d1619816
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