Compare 640229 vs 640237

Property640229640237
Typeprimecomposite number
Unique factors13
Total factors13
Prime factorization6402291131 × 171 × 28971
Prime factorization64022913 × 17 × 2897
Divisors count28
Divisors1, 6402291, 13, 17, 221, 2897, 37661, 49249, 640237
Number of properties50
Additive primes20361st 
Chen primes20387th 
Primes52095th 
Sexy primes (2nd member)11287th 
Twin primes (1st member)5634th 
Roman numberals  
Base 2100111000100111001012100111000100111011012
Base 31012112020012310121120201113
Base 42130103211421301032314
Base 513044140451304414225
Base 6214200056214200216
Base 75304362753044037
Base 82342345823423558
Base 91175205911752149
Base 106402291064023710
Base 113a8017113a802411
Base 1226a6051226a61112
Base 131955451319555013
Base 141294691412947314
Base 15c9a6e15c9a7715
Base 169c4e5169c4ed16
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