Compare 373 vs 421
| Property | 373 | 421 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3731 | 4211 |
| Prime factorization | 373 | 421 |
| Divisors count | 2 | 2 |
| Divisors | 1, 373 | 1, 421 |
| Number of properties | 11 | 6 |
| Additive primes | 43rd | 48th |
| Centered square primes | 8th | |
| Isolated primes | 33rd | |
| Left-truncatable primes | 29th | |
| Lucky primes | 23rd | |
| Palindromic primes | 13th | |
| Primes | 74th | 82nd |
| Pythagorean primes | 35th | 40th |
| Right-truncatable primes | 20th | |
| Sexy primes (1st member) | 41st | |
| Sexy primes (2nd member) | 40th | |
| Sexy prime triplets (2nd member) | 19th | |
| Twin primes (2nd member) | 22nd | |
| Two-sided primes | 11th | |
| Roman numberals | CCCLXXIII | CDXXI |
| Base 2 | 1011101012 | 1101001012 |
| Base 3 | 1112113 | 1201213 |
| Base 4 | 113114 | 122114 |
| Base 5 | 24435 | 31415 |
| Base 6 | 14216 | 15416 |
| Base 7 | 10427 | 11417 |
| Base 8 | 5658 | 6458 |
| Base 9 | 4549 | 5179 |
| Base 10 | 37310 | 42110 |
| Base 11 | 30a11 | 35311 |
| Base 12 | 27112 | 2b112 |
| Base 13 | 22913 | 26513 |
| Base 14 | 1c914 | 22114 |
| Base 15 | 19d15 | 1d115 |
| Base 16 | 17516 | 1a516 |