Compare 666138 vs 666139
Property | 666138 | 666139 |
---|---|---|
Type | composite number | prime |
Unique factors | 4 | 1 |
Total factors | 4 | 1 |
Prime factorization | 21 × 31 × 111 × 100931 | 6661391 |
Prime factorization | 2 × 3 × 11 × 10093 | 666139 |
Divisors count | 16 | 2 |
Divisors | 1, 2, 3, 6, 11, 22, 33, 66, 10093, 20186, 30279, 60558, 111023, 222046, 333069, 666138 | 1, 666139 |
Number of properties | 0 | 4 |
Additive primes | 21093rd | |
Cousin primes (1st member) | 5825th | |
Isolated primes | 42372nd | |
Primes | 54035th | |
Roman numberals | ||
Base 2 | 101000101010000110102 | 101000101010000110112 |
Base 3 | 10202112022103 | 10202112022113 |
Base 4 | 22022201224 | 22022201234 |
Base 5 | 1323040235 | 1323040245 |
Base 6 | 221355506 | 221355516 |
Base 7 | 54430447 | 54430457 |
Base 8 | 24250328 | 24250338 |
Base 9 | 12246839 | 12246849 |
Base 10 | 66613810 | 66613910 |
Base 11 | 41553011 | 41553111 |
Base 12 | 2815b612 | 2815b712 |
Base 13 | 1a428513 | 1a428613 |
Base 14 | 134a9414 | 134a9514 |
Base 15 | d259315 | d259415 |
Base 16 | a2a1a16 | a2a1b16 |