The Number

20820

Twenty Thousand Eight Hundred and Twenty

Nearby Numbers

Positive, nonzero integers within three units

20817
Twenty Thousand Eight Hundred and Seventeen
20818
Twenty Thousand Eight Hundred and Eightteen
20819
Twenty Thousand Eight Hundred and Nineteen
20821
Twenty Thousand Eight Hundred and Twenty-One
20822
Twenty Thousand Eight Hundred and Twenty-Two
20823
Twenty Thousand Eight Hundred and Twenty-Three

Scientific Notation

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

2.0820e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00004803073967339097

The reciprocal of 20820.

Palindrome?

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

The number 20820 is not a palindrome.

Not A Prime Number

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

Twenty thousand eight hundred and twenty is a composite number with 24 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Twenty thousand eight hundred and twenty is a composite number with 24 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 twenty thousand eight hundred and twenty has the following 4 prime factors:

2
Two
3
Three
5
Five
347
Three Hundred and Forty-Seven

Prime Factorization

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

22 · 31 · 51 · 3471 = 20820

Base Conversions

The number twenty thousand eight hundred and twenty in 35 different bases