The Number

12640

Twelve Thousand Six Hundred and Forty

In Base 22 Duovigesimal Is

142c22

The numbers with a 22 subscript use Base 22 Duovigesimal notation.

For more familiar numbers: See Twelve Thousand Six Hundred and Forty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

12637
142922
Twelve Thousand Six Hundred and Thirty-Seven in Base 22 Duovigesimal
12638
142a22
Twelve Thousand Six Hundred and Thirty-Eight in Base 22 Duovigesimal
12639
142b22
Twelve Thousand Six Hundred and Thirty-Nine in Base 22 Duovigesimal
12641
142d22
Twelve Thousand Six Hundred and Forty-One in Base 22 Duovigesimal
12642
142e22
Twelve Thousand Six Hundred and Forty-Two in Base 22 Duovigesimal
12643
142f22
Twelve Thousand Six Hundred and Forty-Three in Base 22 Duovigesimal

Scientific Notation

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

1.2640e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000ibfk9f4b5b6f22

The reciprocal of 12640 in Base 22 Duovigesimal.

Palindrome?

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

The number 142c22 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 forty is a composite number with 24 total factors (including 1 and itself).   See primes in Base 22 Duovigesimal

A Composite

Composites have more than just these two factors.

Twelve thousand six hundred and forty is a composite number with 24 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 forty has the following 3 prime factors:

2
222
Two in Base 22 Duovigesimal
5
522
Five in Base 22 Duovigesimal
79
3d22
Seventy-Nine in Base 22 Duovigesimal

Prime Factorization

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

2225 · 5221 · 3d221 = 142c22

Base Conversions

The number twelve thousand six hundred and forty in 35 different bases