The Number

21897

Twenty-One Thousand Eight Hundred and Ninety-Seven

In Base 4 Quaternary Is

111120214

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

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

Nearby Numbers

Positive, nonzero integers within three units

21894
111120124
Twenty-One Thousand Eight Hundred and Ninety-Four in Base 4 Quaternary
21895
111120134
Twenty-One Thousand Eight Hundred and Ninety-Five in Base 4 Quaternary
21896
111120204
Twenty-One Thousand Eight Hundred and Ninety-Six in Base 4 Quaternary
21898
111120224
Twenty-One Thousand Eight Hundred and Ninety-Eight in Base 4 Quaternary
21899
111120234
Twenty-One Thousand Eight Hundred and Ninety-Nine in Base 4 Quaternary
21900
111120304
Twenty-One Thousand Nine Hundred in Base 4 Quaternary

Scientific Notation

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

2.1897e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000000233320300012032003233303234

The reciprocal of 21897 in Base 4 Quaternary.

Palindrome?

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

The number 111120214 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 eight hundred and ninety-seven is a composite number with 8 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 eight hundred and ninety-seven is a composite number with 8 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 eight hundred and ninety-seven has the following 2 prime factors:

3
34
Three in Base 4 Quaternary
811
302234
Eight Hundred and Eleven in Base 4 Quaternary

Prime Factorization

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

343 · 3022341 = 111120214

Base Conversions

The number twenty-one thousand eight hundred and ninety-seven in 35 different bases