# 10020

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

## Nearby Numbers

Positive, nonzero integers within three units

397
jh20
Three Hundred and Ninety-Seven in Base 20 Vigesimal
398
ji20
Three Hundred and Ninety-Eight in Base 20 Vigesimal
399
jj20
Three Hundred and Ninety-Nine in Base 20 Vigesimal
401
10120
Four Hundred and One in Base 20 Vigesimal
402
10220
Four Hundred and Two in Base 20 Vigesimal
403
10320
Four Hundred and Three in Base 20 Vigesimal

## Scientific Notation

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

## Reciprocal

A number multiplied with its reciprocal is one.

### `0.0120`

The reciprocal of 400 in Base 20 Vigesimal.

## Palindrome?

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

The number 10020 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 20 Vigesimal

## 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
220
Two in Base 20 Vigesimal
5
520
Five in Base 20 Vigesimal

## Prime Factorization

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

## Base Conversions

The number four hundred in 35 different bases