The Number

68981

Sixty-Eight Thousand Nine Hundred and Eighty-One

In Base 21 Unovigesimal Is

798h21

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

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

Nearby Numbers

Positive, nonzero integers within three units

68978
798e21
Sixty-Eight Thousand Nine Hundred and Seventy-Eight in Base 21 Unovigesimal
68979
798f21
Sixty-Eight Thousand Nine Hundred and Seventy-Nine in Base 21 Unovigesimal
68980
798g21
Sixty-Eight Thousand Nine Hundred and Eighty in Base 21 Unovigesimal
68982
798i21
Sixty-Eight Thousand Nine Hundred and Eighty-Two in Base 21 Unovigesimal
68983
798j21
Sixty-Eight Thousand Nine Hundred and Eighty-Three in Base 21 Unovigesimal
68984
798k21
Sixty-Eight 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.

6.8981e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002h46j7e3k14ib21

The reciprocal of 68981 in Base 21 Unovigesimal.

Palindrome?

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

The number 798h21 is not a palindrome.

Not A Prime Number

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

Sixty-eight 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.

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

11
b21
Eleven in Base 21 Unovigesimal
6271
e4d21
Six Thousand Two Hundred and Seventy-One in Base 21 Unovigesimal

Prime Factorization

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

b211 · e4d211 = 798h21

Base Conversions

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