Compare 20399 vs 20807

Unique factors11
Total factors11
Prime factorization203991208071
Prime factorization2039920807
Divisors count22
Divisors1, 203991, 20807
Number of properties67
Additive primes1071st1090th
Chen primes1133rd1154th
Harmonic primes 858th
Isolated primes1614th 
Long primes 890th
Sexy primes (2nd member)705th 
Twin primes (1st member) 355th
Ulam primes169th174th
Roman numberals  
Base 210011111010111121010001010001112
Base 31000222112310011121223
Base 4103322334110110134
Base 51123044511312125
Base 623423562401556
Base 711332171144437
Base 8476578505078
Base 9308759314789
Base 1020399102080710
Base 111436511146a611
Base 12b97b121005b12
Base 13939213961713
Base 14761114782314
Base 15609e15627215
Base 164faf16514716
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