# 4720

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

For more familiar numbers: See Eighty-Seven in Base 10 Decimal

## Nearby Numbers

Positive, nonzero integers within three units

84
4420
Eighty-Four in Base 20 Vigesimal
85
4520
Eighty-Five in Base 20 Vigesimal
86
4620
Eighty-Six in Base 20 Vigesimal
88
4820
Eighty-Eight in Base 20 Vigesimal
89
4920
Eighty-Nine in Base 20 Vigesimal
90
4a20
Ninety 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.

### `0.04bj1c3db55eig20`

The reciprocal of 87 in Base 20 Vigesimal.

## Palindrome?

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

The number 4720 is not a palindrome.

## Not A Prime Number

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

Eighty-seven is a composite number with 4 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

## A Composite

Composites have more than just these two factors.

Eighty-seven is a composite number with 4 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 eighty-seven has the following 2 prime factors:

3
320
Three in Base 20 Vigesimal
29
1920
Twenty-Nine 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 eighty-seven in 35 different bases