Compare 397 vs 400
Property | 397 | 400 |
---|---|---|
Type | prime | composite number |
Unique factors | 1 | 2 |
Total factors | 1 | 6 |
Prime factorization | 3971 | 24 × 52 |
Prime factorization | 397 | 2 × 2 × 2 × 2 × 5 × 5 |
Divisors count | 2 | 15 |
Divisors | 1, 397 | 1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400 |
Number of properties | 8 | 0 |
Additive primes | 45th | |
Cousin primes (1st member) | 22nd | |
Cuban primes 1 | 8th | |
Happy primes | 21st | |
Isolated primes | 37th | |
Left-truncatable primes | 31st | |
Primes | 78th | |
Pythagorean primes | 37th | |
Roman numberals | CCCXCVII | CD |
Base 2 | 1100011012 | 1100100002 |
Base 3 | 1122013 | 1122113 |
Base 4 | 120314 | 121004 |
Base 5 | 30425 | 31005 |
Base 6 | 15016 | 15046 |
Base 7 | 11057 | 11117 |
Base 8 | 6158 | 6208 |
Base 9 | 4819 | 4849 |
Base 10 | 39710 | 40010 |
Base 11 | 33111 | 33411 |
Base 12 | 29112 | 29412 |
Base 13 | 24713 | 24a13 |
Base 14 | 20514 | 20814 |
Base 15 | 1b715 | 1ba15 |
Base 16 | 18d16 | 19016 |