257
Number 257 properties
- 257 is an odd number.
- 257 is a prime number, which means it is only divisible by 1 and itself.
Number 257 - properties and curiosities
257 (number)
Prime factorization
Prime factorization of 257: 257.
Divisors
Divisor count: 2
1, 257
Factors of 257 are: 1, 257.
Representations
In octal, 257 is represented as 401.
In binary, 257 is represented as 100000001.
In hex, 257 is represented as 101.
Roman numeral: CCLVII
Curiosities
- 257 is part of the infinite sequence of prime numbers.
Related numbers
Quick answers
Is 257 prime?
Yes, 257 is prime.
What are the factors of 257?
1, 257
What is 257 in binary?
100000001