Compare 661231 vs 661241
Property | 661231 | 661241 |
---|---|---|
Type | prime | semiprime |
Unique factors | 1 | 2 |
Total factors | 1 | 2 |
Prime factorization | 6612311 | 71 × 944631 |
Prime factorization | 661231 | 7 × 94463 |
Divisors count | 2 | 4 |
Divisors | 1, 661231 | 1, 7, 94463, 661241 |
Number of properties | 5 | 1 |
Additive primes | 20951st | |
Chen primes | 20995th | |
Isolated primes | 42084th | |
Primes | 53667th | |
Semiprimes | 141485th | |
Sexy primes (1st member) | 11588th | |
Roman numberals | ||
Base 2 | 101000010110111011112 | 101000010110111110012 |
Base 3 | 10201210010013 | 10201210011023 |
Base 4 | 22011232334 | 22011233214 |
Base 5 | 1321244115 | 1321244315 |
Base 6 | 221011316 | 221011456 |
Base 7 | 54225347 | 54225507 |
Base 8 | 24133578 | 24133718 |
Base 9 | 12170319 | 12170429 |
Base 10 | 66123110 | 66124110 |
Base 11 | 41187a11 | 41188911 |
Base 12 | 27a7a712 | 27a7b512 |
Base 13 | 1a1c7c13 | 1a1c8913 |
Base 14 | 132d8b14 | 132d9714 |
Base 15 | d0dc115 | d0dcb15 |
Base 16 | a16ef16 | a16f916 |