The Number

640038

Six Hundred and Forty Thousand and Thirty-Eight

Nearby Numbers

Positive, nonzero integers within three units

640035
Six Hundred and Forty Thousand and Thirty-Five
640036
Six Hundred and Forty Thousand and Thirty-Six
640037
Six Hundred and Forty Thousand and Thirty-Seven
640039
Six Hundred and Forty Thousand and Thirty-Nine
640040
Six Hundred and Forty Thousand and Forty
640041
Six Hundred and Forty Thousand and Forty-One

Scientific Notation

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

6.40038e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000015624072320705958

The reciprocal of 640038.

Palindrome?

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

The number 640038 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 forty thousand and thirty-eight is a composite number with 32 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 forty thousand and thirty-eight is a composite number with 32 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 forty thousand and thirty-eight has the following 4 prime factors:

2
Two
3
Three
7
Seven
311
Three Hundred and Eleven

Prime Factorization

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

21 · 31 · 73 · 3111 = 640038

Base Conversions

The number six hundred and forty thousand and thirty-eight in 35 different bases