The Number

4005

Four Thousand and Five

Nearby Numbers

Positive, nonzero integers within three units

4002
Four Thousand and Two
4003
Four Thousand and Three
4004
Four Thousand and Four
4006
Four Thousand and Six
4007
Four Thousand and Seven
4008
Four Thousand and Eight

Scientific Notation

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

4.005e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00024968789013732833

The reciprocal of 4005.

Palindrome?

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

The number 4005 is not a palindrome.

Not A Prime Number

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

Four thousand and five is a composite number with 12 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Four thousand and five is a composite number with 12 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 four thousand and five has the following 3 prime factors:

3
Three
5
Five
89
Eighty-Nine

Prime Factorization

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

32 · 51 · 891 = 4005

Base Conversions

The number four thousand and five in 35 different bases