The Number

400

Four Hundred

In Base 9 Nonary Is

4849

The numbers with a 9 subscript use Base 9 Nonary notation.

For more familiar numbers: See Four Hundred in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

397
4819
Three Hundred and Ninety-Seven in Base 9 Nonary
398
4829
Three Hundred and Ninety-Eight in Base 9 Nonary
399
4839
Three Hundred and Ninety-Nine in Base 9 Nonary
401
4859
Four Hundred and One in Base 9 Nonary
402
4869
Four Hundred and Two in Base 9 Nonary
403
4879
Four Hundred and Three in Base 9 Nonary

Scientific Notation

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

4e2

Reciprocal

A number multiplied with its reciprocal is one.

0.00173553720017355379

The reciprocal of 400 in Base 9 Nonary.

Palindrome?

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

The number 4849 is a palindrome.

Not A Prime Number

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

Four hundred is a composite number with 15 total factors (including 1 and itself).   See primes in Base 9 Nonary

A Composite

Composites have more than just these two factors.

Four hundred is a composite number with 15 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 has the following 2 prime factors:

2
29
Two in Base 9 Nonary
5
59
Five in Base 9 Nonary

Prime Factorization

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

294 · 592 = 4849

Base Conversions

The number four hundred in 35 different bases