Compare 21955 vs 21989
Property | 21955 | 21989 |
---|---|---|
Type | semiprime | semiprime |
Unique factors | 2 | 2 |
Total factors | 2 | 2 |
Prime factorization | 51 × 43911 | 111 × 19991 |
Prime factorization | 5 × 4391 | 11 × 1999 |
Divisors count | 4 | 4 |
Divisors | 1, 5, 4391, 21955 | 1, 11, 1999, 21989 |
Number of properties | 1 | 1 |
Semiprimes | 5542nd | 5552nd |
Roman numberals | ||
Base 2 | 1010101110000112 | 1010101111001012 |
Base 3 | 10100100113 | 10100111023 |
Base 4 | 111130034 | 111132114 |
Base 5 | 12003105 | 12004245 |
Base 6 | 2453516 | 2454456 |
Base 7 | 1210037 | 1210527 |
Base 8 | 527038 | 527458 |
Base 9 | 331049 | 331429 |
Base 10 | 2195510 | 2198910 |
Base 11 | 1554a11 | 1558011 |
Base 12 | 1085712 | 1088512 |
Base 13 | 9cbb13 | a01613 |
Base 14 | 800314 | 802914 |
Base 15 | 678a15 | 67ae15 |
Base 16 | 55c316 | 55e516 |