4591

4591 is a natural number that immediately follows 4590 and precedes 4592. In decimal notation it is written as 4591.

In number theory, 4591 is a prime number. It has no positive divisors other than 1 and itself. The digit sum is 19, indicating it is not divisible by 3, and checks against primes up to the square root (approximately 67) show no smaller factors. Therefore, 4591 is prime.

In other bases, 4591 equals 0x11EF in hexadecimal and 0b1000111101111 in binary.

As a four-digit natural number, 4591 appears in various contexts as an identifier, catalog number, or model designation in different fields. It may also be encountered in mathematical discussions of prime numbers and integer sequences.

See also: prime numbers, list of prime numbers.