Compare 3 vs 4
Property | 3 | 4 |
---|---|---|
Type | prime | semiprime |
Unique factors | 1 | 1 |
Total factors | 1 | 2 |
Prime factorization | 31 | 22 |
Prime factorization | 3 | 2 × 2 |
Divisors count | 2 | 3 |
Divisors | 1, 3 | 1, 2, 4 |
Number of properties | 29 | 1 |
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 | |
Semiprimes | 1st | |
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 | III | IV |
Base 2 | 112 | 1002 |
Base 3 | 103 | 113 |
Base 4 | 34 | 104 |
Base 5 | 35 | 45 |
Base 6 | 36 | 46 |
Base 7 | 37 | 47 |
Base 8 | 38 | 48 |
Base 9 | 39 | 49 |
Base 10 | 310 | 410 |
Base 11 | 311 | 411 |
Base 12 | 312 | 412 |
Base 13 | 313 | 413 |
Base 14 | 314 | 414 |
Base 15 | 315 | 415 |
Base 16 | 316 | 416 |