The Number

640213

Six Hundred and Forty Thousand Two Hundred and Thirteen

Nearby Numbers

Positive, nonzero integers within three units

640210
Six Hundred and Forty Thousand Two Hundred and Ten
640211
Six Hundred and Forty Thousand Two Hundred and Eleven
640212
Six Hundred and Forty Thousand Two Hundred and Twelve
640214
Six Hundred and Forty Thousand Two Hundred and Fourteen
640215
Six Hundred and Forty Thousand Two Hundred and Fifteen
640216
Six Hundred and Forty Thousand Two Hundred and Sixteen

Scientific Notation

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

6.40213e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000015619801534801698

The reciprocal of 640213.

Palindrome?

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

The number 640213 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 two hundred and thirteen is a composite number with 4 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 two hundred and thirteen is a composite number with 4 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 two hundred and thirteen has the following 2 prime factors:

7
Seven
91459
Ninety-One Thousand Four Hundred and Fifty-Nine

Prime Factorization

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

71 · 914591 = 640213

Base Conversions

The number six hundred and forty thousand two hundred and thirteen in 35 different bases