The Number

400

Four Hundred

In Base 28 Octovigesimal Is

e828

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

397
e528
Three Hundred and Ninety-Seven in Base 28 Octovigesimal
398
e628
Three Hundred and Ninety-Eight in Base 28 Octovigesimal
399
e728
Three Hundred and Ninety-Nine in Base 28 Octovigesimal
401
e928
Four Hundred and One in Base 28 Octovigesimal
402
ea28
Four Hundred and Two in Base 28 Octovigesimal
403
eb28
Four Hundred and Three in Base 28 Octovigesimal

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.

0.01qohpl7nefj328

The reciprocal of 400 in Base 28 Octovigesimal.

Palindrome?

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

The number e828 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 is a composite number with 15 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

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
228
Two in Base 28 Octovigesimal
5
528
Five in Base 28 Octovigesimal

Prime Factorization

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

2284 · 5282 = e828

Base Conversions

The number four hundred in 35 different bases