The Number

628

Six Hundred and Twenty-Eight

Nearby Numbers

Positive, nonzero integers within three units

625
Six Hundred and Twenty-Five
626
Six Hundred and Twenty-Six
627
Six Hundred and Twenty-Seven
629
Six Hundred and Twenty-Nine
630
Six Hundred and Thirty
631
Six Hundred and Thirty-One

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

6.28e2

Reciprocal

A number multiplied with its reciprocal is one.

0.0015923566878980893

The reciprocal of 628.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 628 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Six hundred and twenty-eight is a composite number with 6 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Six hundred and twenty-eight is a composite number with 6 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number six hundred and twenty-eight has the following 2 prime factors:

2
Two
157
One Hundred and Fifty-Seven

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

22 · 1571 = 628

Base Conversions

The number six hundred and twenty-eight in 35 different bases