The Number

21281

Twenty-One Thousand Two Hundred and Eighty-One

In Base 4 Quaternary Is

110302014

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

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

Nearby Numbers

Positive, nonzero integers within three units

21278
110301324
Twenty-One Thousand Two Hundred and Seventy-Eight in Base 4 Quaternary
21279
110301334
Twenty-One Thousand Two Hundred and Seventy-Nine in Base 4 Quaternary
21280
110302004
Twenty-One Thousand Two Hundred and Eighty in Base 4 Quaternary
21282
110302024
Twenty-One Thousand Two Hundred and Eighty-Two in Base 4 Quaternary
21283
110302034
Twenty-One Thousand Two Hundred and Eighty-Three in Base 4 Quaternary
21284
110302104
Twenty-One Thousand Two Hundred and Eighty-Four in Base 4 Quaternary

Scientific Notation

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

2.1281e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000003011011312233210201210300224

The reciprocal of 21281 in Base 4 Quaternary.

Palindrome?

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

The number 110302014 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 two hundred and eighty-one is a composite number with 4 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 two 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 twenty-one thousand two hundred and eighty-one has the following 2 prime factors:

13
314
Thirteen in Base 4 Quaternary
1637
1212114
One Thousand Six Hundred and Thirty-Seven in Base 4 Quaternary

Prime Factorization

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

3141 · 12121141 = 110302014

Base Conversions

The number twenty-one thousand two hundred and eighty-one in 35 different bases