Compare 1 vs 3
Property | 1 | 3 |
---|---|---|
Type | composite number | prime |
Unique factors | 0 | 1 |
Total factors | 0 | 1 |
Prime factorization | 31 | |
Prime factorization | 3 | |
Divisors count | 1 | 2 |
Divisors | 1 | 1, 3 |
Number of properties | 0 | 29 |
Additive primes | 2nd | |
Chen primes | 2nd | |
Class 1+ primes | 2nd | |
Cousin primes (1st member) | 1st | |
Cullen primes | 1st | |
Euclid primes | 2nd | |
Factorial primes | 2nd | |
Fermat primes | 1st | |
Fibonacci primes | 2nd | |
Left-truncatable primes | 2nd | |
Leyland primes | 1st | |
Lucas primes | 2nd | |
Lucky primes | 1st | |
Mersenne primes | 1st | |
Multiplicative primes | 2nd | |
Palindromic primes | 2nd | |
Pierpont primes | 2nd | |
Pierpont primes of the 2nd kind | 2nd | |
Primes | 2nd | |
Proth primes | 1st | |
Right-truncatable primes | 2nd | |
Solinas primes | 1st | |
Sophie germain primes | 2nd | |
Super primes | 1st | |
Twin primes (1st member) | 1st | |
Two-sided primes | 2nd | |
Ulam primes | 2nd | |
Wagstaff primes | 1st | |
Wedderburn-etherington primes | 2nd | |
Roman numberals | I | III |
Base 2 | 12 | 112 |
Base 3 | 13 | 103 |
Base 4 | 14 | 34 |
Base 5 | 15 | 35 |
Base 6 | 16 | 36 |
Base 7 | 17 | 37 |
Base 8 | 18 | 38 |
Base 9 | 19 | 39 |
Base 10 | 110 | 310 |
Base 11 | 111 | 311 |
Base 12 | 112 | 312 |
Base 13 | 113 | 313 |
Base 14 | 114 | 314 |
Base 15 | 115 | 315 |
Base 16 | 116 | 316 |