The Number

21860

Twenty-One Thousand Eight Hundred and Sixty

In Base 20 Vigesimal Is

2ed020

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

For more familiar numbers: See Twenty-One Thousand Eight Hundred and Sixty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21857
2ech20
Twenty-One Thousand Eight Hundred and Fifty-Seven in Base 20 Vigesimal
21858
2eci20
Twenty-One Thousand Eight Hundred and Fifty-Eight in Base 20 Vigesimal
21859
2ecj20
Twenty-One Thousand Eight Hundred and Fifty-Nine in Base 20 Vigesimal
21861
2ed120
Twenty-One Thousand Eight Hundred and Sixty-One in Base 20 Vigesimal
21862
2ed220
Twenty-One Thousand Eight Hundred and Sixty-Two in Base 20 Vigesimal
21863
2ed320
Twenty-One Thousand Eight Hundred and Sixty-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.

2.1860e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000767e8eicb10h620

The reciprocal of 21860 in Base 20 Vigesimal.

Palindrome?

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

The number 2ed020 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand eight hundred and sixty is a composite number with 12 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand eight hundred and sixty is a composite number with 12 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-one thousand eight hundred and sixty has the following 3 prime factors:

2
220
Two in Base 20 Vigesimal
5
520
Five in Base 20 Vigesimal
1093
2ed20
One Thousand and Ninety-Three in Base 20 Vigesimal

Prime Factorization

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

2202 · 5201 · 2ed201 = 2ed020

Base Conversions

The number twenty-one thousand eight hundred and sixty in 35 different bases