The Number
2557
Two Thousand Five Hundred and Fifty-Seven
Nearby Numbers
Positive, nonzero integers within three units
Scientific Notation
Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.
2.557e3
Reciprocal
A number multiplied with its reciprocal is one.
0.00039108330074305825
The reciprocal of 2557.
Palindrome?
A numerical palindrome has the same value when all of its digits are reversed.
The number 2557 is not a palindrome.
A Prime Number
A prime number is a positive integer that is divisible only by itself and one.
Two thousand five hundred and fifty-seven is the 375th prime number. See primes in Base 10 Decimal
Not A Composite
Composites have more than just these two factors.
Two Thousand Five Hundred and Fifty-Seven is not a composite number because it has exactly two factors: One and Two Thousand Five Hundred and Fifty-Seven
Prime Factors
The number two thousand five hundred and fifty-seven has the following 1 prime factor:
Prime Factorization
The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities
25571
= 2557
Base Conversions
The number two thousand five hundred and fifty-seven in 35 different bases