The Number

12639

Twelve Thousand Six Hundred and Thirty-Nine

Nearby Numbers

Positive, nonzero integers within three units

12636
Twelve Thousand Six Hundred and Thirty-Six
12637
Twelve Thousand Six Hundred and Thirty-Seven
12638
Twelve Thousand Six Hundred and Thirty-Eight
12640
Twelve Thousand Six Hundred and Forty
12641
Twelve Thousand Six Hundred and Forty-One
12642
Twelve Thousand Six Hundred and Forty-Two

Scientific Notation

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

1.2639e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00007912018355882586

The reciprocal of 12639.

Palindrome?

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

The number 12639 is not a palindrome.

Not A Prime Number

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

Twelve thousand six hundred and thirty-nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Twelve thousand six hundred and thirty-nine is a composite number with 8 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 twelve thousand six hundred and thirty-nine has the following 3 prime factors:

3
Three
11
Eleven
383
Three Hundred and Eighty-Three

Prime Factorization

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

31 · 111 · 3831 = 12639

Base Conversions

The number twelve thousand six hundred and thirty-nine in 35 different bases