Compare 1921 vs 1930

Property19211930
Typesemiprimecomposite number
Unique factors23
Total factors23
Prime factorization171 × 113121 × 51 × 1931
Prime factorization17 × 1132 × 5 × 193
Divisors count48
Divisors1, 17, 113, 19211, 2, 5, 10, 193, 386, 965, 1930
Number of properties10
Semiprimes552nd 
Roman numberalsMCMXXIMCMXXX
Base 2111100000012111100010102
Base 32122011321221113
Base 413200141320224
Base 5301415302105
Base 6125216125346
Base 75413754257
Base 83601836128
Base 92564925749
Base 10192110193010
Base 1114971114a511
Base 12114112114a12
Base 13b4a13b5613
Base 149b3149bc14
Base 158811588a15
Base 167811678a16
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