Compare 19989 vs 19993

Property1998919993
Typecomposite numberprime
Unique factors21
Total factors31
Prime factorization32 × 22211199931
Prime factorization3 × 3 × 222119993
Divisors count62
Divisors1, 3, 9, 2221, 6663, 199891, 19993
Number of properties08
Additive primes 1050th
Cousin primes (1st member) 344th
Long primes 865th
Lucky primes 367th
Primes 2261st
Prime triplets (2nd member) 168th
Pythagorean primes 1124th
Twin primes (2nd member) 342nd
Roman numberals  
Base 210011100001010121001110000110012
Base 31000102100310001021113
Base 4103201114103201214
Base 51114424511144335
Base 623231362323216
Base 711216471122017
Base 8470258470318
Base 9303709303749
Base 1019989101999310
Base 1114022111402611
Base 12b69912b6a112
Base 13913813913c13
Base 1473db14740114
Base 155dc9155dcd15
Base 164e15164e1916
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