# 2105

The numbers with a 5 subscript use Base 5 Quinary notation.

For more familiar numbers: See Fifty-Five in Base 10 Decimal

## Nearby Numbers

Positive, nonzero integers within three units

52
2025
Fifty-Two in Base 5 Quinary
53
2035
Fifty-Three in Base 5 Quinary
54
2045
Fifty-Four in Base 5 Quinary
56
2115
Fifty-Six in Base 5 Quinary
57
2125
Fifty-Seven in Base 5 Quinary
58
2135
Fifty-Eight in Base 5 Quinary

## 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.

### `0.00211402114021140211402125`

The reciprocal of 55 in Base 5 Quinary.

## Palindrome?

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

The number 2105 is not a palindrome.

## Not A Prime Number

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

Fifty-five is a composite number with 4 total factors (including 1 and itself).   See primes in Base 5 Quinary

## A Composite

Composites have more than just these two factors.

Fifty-five 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 fifty-five has the following 2 prime factors:

5
105
Five in Base 5 Quinary
11
215
Eleven in Base 5 Quinary

## Prime Factorization

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

## Base Conversions

The number fifty-five in 35 different bases