The Number

8981

Eight Thousand Nine Hundred and Eighty-One

In Base 20 Vigesimal Is

129120

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

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

Nearby Numbers

Positive, nonzero integers within three units

8978
128i20
Eight Thousand Nine Hundred and Seventy-Eight in Base 20 Vigesimal
8979
128j20
Eight Thousand Nine Hundred and Seventy-Nine in Base 20 Vigesimal
8980
129020
Eight Thousand Nine Hundred and Eighty in Base 20 Vigesimal
8982
129220
Eight Thousand Nine Hundred and Eighty-Two in Base 20 Vigesimal
8983
129320
Eight Thousand Nine Hundred and Eighty-Three in Base 20 Vigesimal
8984
129420
Eight 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.

8.981e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000hg6321ed078ee20

The reciprocal of 8981 in Base 20 Vigesimal.

Palindrome?

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

The number 129120 is not a palindrome.

Not A Prime Number

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

Eight thousand nine hundred and eighty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Eight thousand nine hundred and eighty-one 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 eight thousand nine hundred and eighty-one has the following 2 prime factors:

7
720
Seven in Base 20 Vigesimal
1283
34320
One Thousand Two Hundred and Eighty-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

7201 · 343201 = 129120

Base Conversions

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