Compare 401987 vs 401999

Property401987401999
Typeprimecomposite number
Unique factors13
Total factors14
Prime factorization4019871131 × 172 × 1071
Prime factorization40198713 × 17 × 17 × 107
Divisors count212
Divisors1, 4019871, 13, 17, 107, 221, 289, 1391, 1819, 3757, 23647, 30923, 401999
Number of properties70
Additive primes13435th 
Chen primes13715th 
Isolated primes26371st 
Primes34000th 
Sexy primes (1st member)7673rd 
Sexy primes (2nd member)7672nd 
Sexy prime triplets (2nd member)1466th 
Roman numberals  
Base 21100010001001000011211000100010010011112
Base 320210210210232021021022123
Base 41202021003412020210334
Base 510033042251003304445
Base 6123410156123410356
Base 73262655732630037
Base 81421103814211178
Base 967237296723859
Base 104019871040199910
Base 112550231125503411
Base 1217476b1217477b12
Base 13110c8113110c9013
Base 14a66d514a670314
Base 157e192157e19e15
Base 1662243166224f16
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