The Number

21968

Twenty-One Thousand Nine Hundred and Sixty-Eight

In Base 4 Quaternary Is

111131004

The numbers with a 4 subscript use Base 4 Quaternary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21965
111130314
Twenty-One Thousand Nine Hundred and Sixty-Five in Base 4 Quaternary
21966
111130324
Twenty-One Thousand Nine Hundred and Sixty-Six in Base 4 Quaternary
21967
111130334
Twenty-One Thousand Nine Hundred and Sixty-Seven in Base 4 Quaternary
21969
111131014
Twenty-One Thousand Nine Hundred and Sixty-Nine in Base 4 Quaternary
21970
111131024
Twenty-One Thousand Nine Hundred and Seventy in Base 4 Quaternary
21971
111131034
Twenty-One Thousand Nine Hundred and Seventy-One in Base 4 Quaternary

Scientific Notation

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

2.1968e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000000233232312022202031231010314

The reciprocal of 21968 in Base 4 Quaternary.

Palindrome?

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

The number 111131004 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 nine hundred and sixty-eight is a composite number with 10 total factors (including 1 and itself).   See primes in Base 4 Quaternary

A Composite

Composites have more than just these two factors.

Twenty-one thousand nine hundred and sixty-eight is a composite number with 10 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 nine hundred and sixty-eight has the following 2 prime factors:

2
24
Two in Base 4 Quaternary
1373
1111314
One Thousand Three Hundred and Seventy-Three in Base 4 Quaternary

Prime Factorization

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

244 · 11113141 = 111131004

Base Conversions

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