The Number

83981

Eighty-Three Thousand Nine Hundred and Eighty-One

In Base 21 Unovigesimal Is

919221

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

83978
918k21
Eighty-Three Thousand Nine Hundred and Seventy-Eight in Base 21 Unovigesimal
83979
919021
Eighty-Three Thousand Nine Hundred and Seventy-Nine in Base 21 Unovigesimal
83980
919121
Eighty-Three Thousand Nine Hundred and Eighty in Base 21 Unovigesimal
83982
919321
Eighty-Three Thousand Nine Hundred and Eighty-Two in Base 21 Unovigesimal
83983
919421
Eighty-Three Thousand Nine Hundred and Eighty-Three in Base 21 Unovigesimal
83984
919521
Eighty-Three Thousand Nine Hundred and Eighty-Four in Base 21 Unovigesimal

Scientific Notation

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

8.3981e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00026d58029a9ge221

The reciprocal of 83981 in Base 21 Unovigesimal.

Palindrome?

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

The number 919221 is not a palindrome.

Not A Prime Number

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

Eighty-three thousand nine hundred and eighty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eighty-three 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 eighty-three thousand nine hundred and eighty-one has the following 2 prime factors:

137
6b21
One Hundred and Thirty-Seven in Base 21 Unovigesimal
613
18421
Six Hundred and Thirteen in Base 21 Unovigesimal

Prime Factorization

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

6b211 · 184211 = 919221

Base Conversions

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