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  2. Compare 393989 vs 393990

Compare 393989 vs 393990

Property393989393990
Typeprimecomposite number
Unique factors15
Total factors15
Prime factorization393989121 × 31 × 51 × 231 × 5711
Prime factorization3939892 × 3 × 5 × 23 × 571
Divisors count232
Divisors1, 3939891, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 571, 690, 1142, 1713, 2855, 3426, 5710, 8565, 13133, 17130, 26266, 39399, 65665, 78798, 131330, 196995, 393990
Number of properties50
Additive primes13209th 
Chen primes13501st 
Isolated primes25886th 
Primes33399th 
Ulam primes2396th 
Roman numberals  
Base 21100000001100000101211000000011000001102
Base 320200011001232020001100203
Base 41200030011412000300124
Base 510010142451001014305
Base 6122400056122400106
Base 73230441732304427
Base 81401405814014068
Base 966040596604069
Base 103939891039399010
Base 1124a0121124a01311
Base 121700051217000612
Base 1310a43b1310a43c13
Base 14a382114a382214
Base 157bb0e157bb1015
Base 1660305166030616
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