Compare 1921 vs 1930
Property | 1921 | 1930 |
---|---|---|
Type | semiprime | composite number |
Unique factors | 2 | 3 |
Total factors | 2 | 3 |
Prime factorization | 171 × 1131 | 21 × 51 × 1931 |
Prime factorization | 17 × 113 | 2 × 5 × 193 |
Divisors count | 4 | 8 |
Divisors | 1, 17, 113, 1921 | 1, 2, 5, 10, 193, 386, 965, 1930 |
Number of properties | 1 | 0 |
Semiprimes | 552nd | |
Roman numberals | MCMXXI | MCMXXX |
Base 2 | 111100000012 | 111100010102 |
Base 3 | 21220113 | 21221113 |
Base 4 | 1320014 | 1320224 |
Base 5 | 301415 | 302105 |
Base 6 | 125216 | 125346 |
Base 7 | 54137 | 54257 |
Base 8 | 36018 | 36128 |
Base 9 | 25649 | 25749 |
Base 10 | 192110 | 193010 |
Base 11 | 149711 | 14a511 |
Base 12 | 114112 | 114a12 |
Base 13 | b4a13 | b5613 |
Base 14 | 9b314 | 9bc14 |
Base 15 | 88115 | 88a15 |
Base 16 | 78116 | 78a16 |