Compare 21612 vs 21613
Property | 21612 | 21613 |
---|---|---|
Type | composite number | prime |
Unique factors | 3 | 1 |
Total factors | 4 | 1 |
Prime factorization | 22 × 31 × 18011 | 216131 |
Prime factorization | 2 × 2 × 3 × 1801 | 21613 |
Divisors count | 12 | 2 |
Divisors | 1, 2, 3, 4, 6, 12, 1801, 3602, 5403, 7204, 10806, 21612 | 1, 21613 |
Number of properties | 0 | 8 |
Additive primes | 1126th | |
Cousin primes (1st member) | 370th | |
Left-truncatable primes | 172nd | |
Lucky primes | 392nd | |
Primes | 2428th | |
Prime triplets (2nd member) | 185th | |
Pythagorean primes | 1204th | |
Twin primes (2nd member) | 369th | |
Roman numberals | ||
Base 2 | 1010100011011002 | 1010100011011012 |
Base 3 | 10021221103 | 10021221113 |
Base 4 | 111012304 | 111012314 |
Base 5 | 11424225 | 11424235 |
Base 6 | 2440206 | 2440216 |
Base 7 | 1200037 | 1200047 |
Base 8 | 521548 | 521558 |
Base 9 | 325739 | 325749 |
Base 10 | 2161210 | 2161310 |
Base 11 | 1526811 | 1526911 |
Base 12 | 1061012 | 1061112 |
Base 13 | 9ab613 | 9ab713 |
Base 14 | 7c3a14 | 7c3b14 |
Base 15 | 660c15 | 660d15 |
Base 16 | 546c16 | 546d16 |