Compare 245 vs 249
Property | 245 | 249 |
---|---|---|
Type | composite number | semiprime |
Unique factors | 2 | 2 |
Total factors | 3 | 2 |
Prime factorization | 51 × 72 | 31 × 831 |
Prime factorization | 5 × 7 × 7 | 3 × 83 |
Divisors count | 6 | 4 |
Divisors | 1, 5, 7, 35, 49, 245 | 1, 3, 83, 249 |
Number of properties | 0 | 1 |
Semiprimes | 80th | |
Roman numberals | CCXLV | CCXLIX |
Base 2 | 111101012 | 111110012 |
Base 3 | 1000023 | 1000203 |
Base 4 | 33114 | 33214 |
Base 5 | 14405 | 14445 |
Base 6 | 10456 | 10536 |
Base 7 | 5007 | 5047 |
Base 8 | 3658 | 3718 |
Base 9 | 3029 | 3069 |
Base 10 | 24510 | 24910 |
Base 11 | 20311 | 20711 |
Base 12 | 18512 | 18912 |
Base 13 | 15b13 | 16213 |
Base 14 | 13714 | 13b14 |
Base 15 | 11515 | 11915 |
Base 16 | f516 | f916 |