The Number

12905

Twelve Thousand Nine Hundred and Five

Nearby Numbers

Positive, nonzero integers within three units

12902
Twelve Thousand Nine Hundred and Two
12903
Twelve Thousand Nine Hundred and Three
12904
Twelve Thousand Nine Hundred and Four
12906
Twelve Thousand Nine Hundred and Six
12907
Twelve Thousand Nine Hundred and Seven
12908
Twelve Thousand Nine Hundred and Eight

Scientific Notation

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

1.2905e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00007748934521503293

The reciprocal of 12905.

Palindrome?

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

The number 12905 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 nine hundred and five 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 nine hundred and five 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 nine hundred and five has the following 3 prime factors:

5
Five
29
Twenty-Nine
89
Eighty-Nine

Prime Factorization

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

51 · 291 · 891 = 12905

Base Conversions

The number twelve thousand nine hundred and five in 35 different bases