The Number

12643

Twelve Thousand Six Hundred and Forty-Three

In Base 25 Pentavigesimal Is

k5i25

The numbers with a 25 subscript use Base 25 Pentavigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

12640
k5f25
Twelve Thousand Six Hundred and Forty in Base 25 Pentavigesimal
12641
k5g25
Twelve Thousand Six Hundred and Forty-One in Base 25 Pentavigesimal
12642
k5h25
Twelve Thousand Six Hundred and Forty-Two in Base 25 Pentavigesimal
12644
k5j25
Twelve Thousand Six Hundred and Forty-Four in Base 25 Pentavigesimal
12645
k5k25
Twelve Thousand Six Hundred and Forty-Five in Base 25 Pentavigesimal
12646
k5l25
Twelve Thousand Six Hundred and Forty-Six in Base 25 Pentavigesimal

Scientific Notation

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

1.2643e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0015ma8c80g91ia25

The reciprocal of 12643 in Base 25 Pentavigesimal.

Palindrome?

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

The number k5i25 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-three is a composite number with 4 total factors (including 1 and itself).   See primes in Base 25 Pentavigesimal

A Composite

Composites have more than just these two factors.

Twelve thousand six hundred and forty-three 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 twelve thousand six hundred and forty-three has the following 2 prime factors:

47
1m25
Forty-Seven in Base 25 Pentavigesimal
269
aj25
Two Hundred and Sixty-Nine in Base 25 Pentavigesimal

Prime Factorization

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

1m251 · aj251 = k5i25

Base Conversions

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