Compare 31213 vs 31223
Property | 31213 | 31223 |
---|---|---|
Type | composite number | prime |
Unique factors | 2 | 1 |
Total factors | 5 | 1 |
Prime factorization | 74 × 131 | 312231 |
Prime factorization | 7 × 7 × 7 × 7 × 13 | 31223 |
Divisors count | 10 | 2 |
Divisors | 1, 7, 13, 49, 91, 343, 637, 2401, 4459, 31213 | 1, 31223 |
Number of properties | 0 | 7 |
Additive primes | 1521st | |
Cousin primes (2nd member) | 480th | |
Emirps | 672nd | |
Isolated primes | 2401st | |
Left-truncatable primes | 188th | |
Long primes | 1276th | |
Primes | 3364th | |
Roman numberals | ||
Base 2 | 1111001111011012 | 1111001111101112 |
Base 3 | 11202110013 | 11202111023 |
Base 4 | 132132314 | 132133134 |
Base 5 | 14443235 | 14443435 |
Base 6 | 4003016 | 4003156 |
Base 7 | 1600007 | 1600137 |
Base 8 | 747558 | 747678 |
Base 9 | 467319 | 467429 |
Base 10 | 3121310 | 3122310 |
Base 11 | 214a611 | 2150511 |
Base 12 | 1609112 | 1609b12 |
Base 13 | 1129013 | 1129a13 |
Base 14 | b53714 | b54314 |
Base 15 | 93ad15 | 93b815 |
Base 16 | 79ed16 | 79f716 |