Compare 390989 vs 390999

Property390989390999
Typeprimecomposite number
Unique factors14
Total factors14
Prime factorization390989131 × 71 × 431 × 4331
Prime factorization3909893 × 7 × 43 × 433
Divisors count216
Divisors1, 3909891, 3, 7, 21, 43, 129, 301, 433, 903, 1299, 3031, 9093, 18619, 55857, 130333, 390999
Number of properties30
Chen primes13409th 
Primes33147th 
Twin primes (1st member)3731st 
Roman numberals  
Base 21011111011101001101210111110111010101112
Base 320121210000232012121001103
Base 41133131031411331311134
Base 510000242451000024445
Base 6122140456122141036
Base 73215624732156407
Base 81373515813735278
Base 965530296553139
Base 103909891039099910
Base 112478351124784411
Base 1216a3251216a33312
Base 13108c7113108c7b13
Base 14a26bb14a26c714
Base 157acae157acb915
Base 165f74d165f75716
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