The Number

400000

Four Hundred Thousand

Nearby Numbers

Positive, nonzero integers within three units

399997
Three Hundred and Ninety-Nine Thousand Nine Hundred and Ninety-Seven
399998
Three Hundred and Ninety-Nine Thousand Nine Hundred and Ninety-Eight
399999
Three Hundred and Ninety-Nine Thousand Nine Hundred and Ninety-Nine
400001
Four Hundred Thousand and One
400002
Four Hundred Thousand and Two
400003
Four Hundred Thousand and Three

Scientific Notation

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

4e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000025

The reciprocal of 400000.

Palindrome?

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

The number 400000 is not a palindrome.

Not A Prime Number

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

Four hundred thousand is a composite number with 48 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Four hundred thousand is a composite number with 48 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 hundred thousand has the following 2 prime factors:

2
Two
5
Five

Prime Factorization

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

27 · 55 = 400000

Base Conversions

The number four hundred thousand in 35 different bases