The Number

27981

Twenty-Seven Thousand Nine Hundred and Eighty-One

In Base 20 Vigesimal Is

39j120

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

For more familiar numbers: See Twenty-Seven Thousand Nine Hundred and Eighty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

27978
39ii20
Twenty-Seven Thousand Nine Hundred and Seventy-Eight in Base 20 Vigesimal
27979
39ij20
Twenty-Seven Thousand Nine Hundred and Seventy-Nine in Base 20 Vigesimal
27980
39j020
Twenty-Seven Thousand Nine Hundred and Eighty in Base 20 Vigesimal
27982
39j220
Twenty-Seven Thousand Nine Hundred and Eighty-Two in Base 20 Vigesimal
27983
39j320
Twenty-Seven Thousand Nine Hundred and Eighty-Three in Base 20 Vigesimal
27984
39j420
Twenty-Seven Thousand Nine Hundred and Eighty-Four in Base 20 Vigesimal

Scientific Notation

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

2.7981e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0005e756ah9g3a7f20

The reciprocal of 27981 in Base 20 Vigesimal.

Palindrome?

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

The number 39j120 is not a palindrome.

Not A Prime Number

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

Twenty-seven thousand nine hundred and eighty-one is a composite number with 6 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Twenty-seven thousand nine hundred and eighty-one is a composite number with 6 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-seven thousand nine hundred and eighty-one has the following 2 prime factors:

3
320
Three in Base 20 Vigesimal
3109
7f920
Three Thousand One Hundred and 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

3202 · 7f9201 = 39j120

Base Conversions

The number twenty-seven thousand nine hundred and eighty-one in 35 different bases