Compare 209971 vs 209980

Property209971209980
Typeprimecomposite number
Unique factors13
Total factors14
Prime factorization209971122 × 51 × 104991
Prime factorization2099712 × 2 × 5 × 10499
Divisors count212
Divisors1, 2099711, 2, 4, 5, 10, 20, 10499, 20998, 41996, 52495, 104990, 209980
Number of properties70
Chen primes7854th 
Isolated primes14299th 
Long primes7034th 
Primes18804th 
Sexy primes (1st member)4465th 
Sexy prime triplets (1st member)900th 
Ulam primes1348th 
Roman numberals  
Base 211001101000011001121100110100001111002
Base 310120000020131012000010013
Base 430310030343031003304
Base 5232043415232044105
Base 64300031643000446
Base 71533106715331217
Base 863206386320748
Base 935002193500319
Base 102099711020998010
Base 111338331113384111
Base 12a161712a162412
Base 1374758137476413
Base 145673d145674814
Base 1542331154233a15
Base 1633433163343c16
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