457
457 is a natural number that follows 456 and precedes 458. It is an odd number and is primarily noted in number theory for being prime.
As a prime, the only positive divisors of 457 are 1 and 457. Consequently, its Euler totient
In decimal form it is 457; in binary it is 111001001; in hexadecimal it is 0x1C9; and
The nearest primes are 449 and 461, making 457 part of the cluster of primes in the
In mathematical and computational contexts, 457 may appear in discussions of prime gaps, modular arithmetic, and