The Number

2820

Two Thousand Eight Hundred and Twenty

In Base 25 Pentavigesimal Is

4ck25

The numbers with a 25 subscript use Base 25 Pentavigesimal notation.

For more familiar numbers: See Two Thousand Eight Hundred and Twenty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

2817
4ch25
Two Thousand Eight Hundred and Seventeen in Base 25 Pentavigesimal
2818
4ci25
Two Thousand Eight Hundred and Eightteen in Base 25 Pentavigesimal
2819
4cj25
Two Thousand Eight Hundred and Nineteen in Base 25 Pentavigesimal
2821
4cl25
Two Thousand Eight Hundred and Twenty-One in Base 25 Pentavigesimal
2822
4cm25
Two Thousand Eight Hundred and Twenty-Two in Base 25 Pentavigesimal
2823
4cn25
Two Thousand Eight Hundred and Twenty-Three in Base 25 Pentavigesimal

Scientific Notation

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

2.820e3

Reciprocal

A number multiplied with its reciprocal is one.

0.005dcoh61kalcc25

The reciprocal of 2820 in Base 25 Pentavigesimal.

Palindrome?

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

The number 4ck25 is not a palindrome.

Not A Prime Number

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

Two thousand eight hundred and twenty is a composite number with 24 total factors (including 1 and itself).   See primes in Base 25 Pentavigesimal

A Composite

Composites have more than just these two factors.

Two 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 two thousand eight hundred and twenty has the following 4 prime factors:

2
225
Two in Base 25 Pentavigesimal
3
325
Three in Base 25 Pentavigesimal
5
525
Five in Base 25 Pentavigesimal
47
1m25
Forty-Seven in Base 25 Pentavigesimal

Prime Factorization

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

2252 · 3251 · 5251 · 1m251 = 4ck25

Base Conversions

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