Compare 661942 vs 661949
Property | 661942 | 661949 |
---|---|---|
Type | composite number | prime |
Unique factors | 3 | 1 |
Total factors | 4 | 1 |
Prime factorization | 21 × 432 × 1791 | 6619491 |
Prime factorization | 2 × 43 × 43 × 179 | 661949 |
Divisors count | 12 | 2 |
Divisors | 1, 2, 43, 86, 179, 358, 1849, 3698, 7697, 15394, 330971, 661942 | 1, 661949 |
Number of properties | 0 | 4 |
Chen primes | 21008th | |
Primes | 53713th | |
Sophie germain primes | 5461st | |
Twin primes (1st member) | 5795th | |
Roman numberals | ||
Base 2 | 101000011001101101102 | 101000011001101111012 |
Base 3 | 10201220001013 | 10201220001223 |
Base 4 | 22012123124 | 22012123314 |
Base 5 | 1321402325 | 1321402445 |
Base 6 | 221043146 | 221043256 |
Base 7 | 54246017 | 54246117 |
Base 8 | 24146668 | 24146758 |
Base 9 | 12180119 | 12180189 |
Base 10 | 66194210 | 66194910 |
Base 11 | 41236611 | 41237211 |
Base 12 | 27b09a12 | 27b0a512 |
Base 13 | 1a23a813 | 1a23b213 |
Base 14 | 13333814 | 13334114 |
Base 15 | d11e715 | d11ee15 |
Base 16 | a19b616 | a19bd16 |