Compare 21407 vs 21413
Property | 21407 | 21413 |
---|---|---|
Type | prime | composite number |
Unique factors | 1 | 3 |
Total factors | 1 | 4 |
Prime factorization | 214071 | 72 × 191 × 231 |
Prime factorization | 21407 | 7 × 7 × 19 × 23 |
Divisors count | 2 | 12 |
Divisors | 1, 21407 | 1, 7, 19, 23, 49, 133, 161, 437, 931, 1127, 3059, 21413 |
Number of properties | 6 | 0 |
Chen primes | 1180th | |
Happy primes | 398th | |
Isolated primes | 1679th | |
Long primes | 911th | |
Primes | 2404th | |
Sexy primes (2nd member) | 730th | |
Roman numberals | ||
Base 2 | 1010011100111112 | 1010011101001012 |
Base 3 | 10021002123 | 10021010023 |
Base 4 | 110321334 | 110322114 |
Base 5 | 11411125 | 11411235 |
Base 6 | 2430356 | 2430456 |
Base 7 | 1162617 | 1163007 |
Base 8 | 516378 | 516458 |
Base 9 | 323259 | 323329 |
Base 10 | 2140710 | 2141310 |
Base 11 | 150a111 | 150a711 |
Base 12 | 1047b12 | 1048512 |
Base 13 | 998913 | 999213 |
Base 14 | 7b3114 | 7b3714 |
Base 15 | 652215 | 652815 |
Base 16 | 539f16 | 53a516 |