Compare 1945 vs 1951
Property | 1945 | 1951 |
---|---|---|
Type | semiprime | prime |
Unique factors | 2 | 1 |
Total factors | 2 | 1 |
Prime factorization | 51 × 3891 | 19511 |
Prime factorization | 5 × 389 | 1951 |
Divisors count | 4 | 2 |
Divisors | 1, 5, 389, 1945 | 1, 1951 |
Number of properties | 1 | 3 |
Cuban primes 1 | 14th | |
Primes | 297th | |
Semiprimes | 562nd | |
Twin primes (2nd member) | 60th | |
Roman numberals | MCMXLV | MCMLI |
Base 2 | 111100110012 | 111100111112 |
Base 3 | 22000013 | 22000213 |
Base 4 | 1321214 | 1321334 |
Base 5 | 302405 | 303015 |
Base 6 | 130016 | 130116 |
Base 7 | 54467 | 54557 |
Base 8 | 36318 | 36378 |
Base 9 | 26019 | 26079 |
Base 10 | 194510 | 195110 |
Base 11 | 150911 | 151411 |
Base 12 | 116112 | 116712 |
Base 13 | b6813 | b7113 |
Base 14 | 9cd14 | 9d514 |
Base 15 | 89a15 | 8a115 |
Base 16 | 79916 | 79f16 |