Compare 631 vs 638
Property | 631 | 638 |
---|---|---|
Type | prime | composite number |
Unique factors | 1 | 3 |
Total factors | 1 | 3 |
Prime factorization | 6311 | 21 × 111 × 291 |
Prime factorization | 631 | 2 × 11 × 29 |
Divisors count | 2 | 8 |
Divisors | 1, 631 | 1, 2, 11, 22, 29, 58, 319, 638 |
Number of properties | 6 | 0 |
Centered triangular primes | 7th | |
Chen primes | 80th | |
Cuban primes 1 | 10th | |
Isolated primes | 60th | |
Lucky primes | 32nd | |
Primes | 115th | |
Roman numberals | DCXXXI | DCXXXVIII |
Base 2 | 10011101112 | 10011111102 |
Base 3 | 2121013 | 2121223 |
Base 4 | 213134 | 213324 |
Base 5 | 100115 | 100235 |
Base 6 | 25316 | 25426 |
Base 7 | 15617 | 16017 |
Base 8 | 11678 | 11768 |
Base 9 | 7719 | 7789 |
Base 10 | 63110 | 63810 |
Base 11 | 52411 | 53011 |
Base 12 | 44712 | 45212 |
Base 13 | 39713 | 3a113 |
Base 14 | 33114 | 33814 |
Base 15 | 2c115 | 2c815 |
Base 16 | 27716 | 27e16 |