1. Numbers
  2. Compare 16421 vs 16428

Compare 16421 vs 16428

Property1642116428
Typeprimecomposite number
Unique factors13
Total factors15
Prime factorization16421122 × 31 × 372
Prime factorization164212 × 2 × 3 × 37 × 37
Divisors count218
Divisors1, 164211, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 1369, 2738, 4107, 5476, 8214, 16428
Number of properties100
Chen primes957th 
Cousin primes (2nd member)305th 
Isolated primes1324th 
Long primes735th 
Primes1903rd 
Pythagorean primes943rd 
Sexy primes (1st member)594th 
Sexy prime triplets (1st member)167th 
Sophie germain primes282nd 
Ulam primes141st 
Roman numberals  
Base 210000000010010121000000001011002
Base 321111201232111121103
Base 4100002114100002304
Base 51011141510112035
Base 620400562040206
Base 7656067656167
Base 8400458400548
Base 9244659244739
Base 1016421101642810
Base 1111379111138511
Base 12960512961012
Base 13762213762913
Base 145dad145db614
Base 154ceb154d0315
Base 16402516402c16
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