The Number

1400

One Thousand Four Hundred

Nearby Numbers

Positive, nonzero integers within three units

1397
One Thousand Three Hundred and Ninety-Seven
1398
One Thousand Three Hundred and Ninety-Eight
1399
One Thousand Three Hundred and Ninety-Nine
1401
One Thousand Four Hundred and One
1402
One Thousand Four Hundred and Two
1403
One Thousand Four Hundred and Three

Scientific Notation

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

1.400e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0007142857142857143

The reciprocal of 1400.

Palindrome?

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

The number 1400 is not a palindrome.

Not A Prime Number

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

One thousand four hundred is a composite number with 24 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

One thousand four hundred 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 one thousand four hundred has the following 3 prime factors:

2
Two
5
Five
7
Seven

Prime Factorization

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

23 · 52 · 71 = 1400

Base Conversions

The number one thousand four hundred in 35 different bases