Compare 199921 vs 199925

Property199921199925
Typeprimecomposite number
Unique factors13
Total factors14
Prime factorization199921152 × 111 × 7271
Prime factorization1999215 × 5 × 11 × 727
Divisors count212
Divisors1, 1999211, 5, 11, 25, 55, 275, 727, 3635, 7997, 18175, 39985, 199925
Number of properties50
Additive primes7221st 
Isolated primes13662nd 
Primes17979th 
Pythagorean primes8975th 
Ulam primes1289th 
Roman numberals  
Base 211000011001111000121100001100111101012
Base 310101102011131010110201223
Base 430030330143003033114
Base 5223441415223442005
Base 64141321641413256
Base 71461601714616057
Base 860636186063658
Base 933421493342189
Base 101999211019992510
Base 111272271112723011
Base 1297841129784512
Base 136ccc7136cccb13
Base 1452c011452c0514
Base 153e381153e38515
Base 1630cf11630cf516
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