The Number

28481

Twenty-Eight Thousand Four Hundred and Eighty-One

In Base 21 Unovigesimal Is

31c521

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

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

Nearby Numbers

Positive, nonzero integers within three units

28478
31c221
Twenty-Eight Thousand Four Hundred and Seventy-Eight in Base 21 Unovigesimal
28479
31c321
Twenty-Eight Thousand Four Hundred and Seventy-Nine in Base 21 Unovigesimal
28480
31c421
Twenty-Eight Thousand Four Hundred and Eighty in Base 21 Unovigesimal
28482
31c621
Twenty-Eight Thousand Four Hundred and Eighty-Two in Base 21 Unovigesimal
28483
31c721
Twenty-Eight Thousand Four Hundred and Eighty-Three in Base 21 Unovigesimal
28484
31c821
Twenty-Eight Thousand Four 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.

2.8481e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0006h87547d6ffbb21

The reciprocal of 28481 in Base 21 Unovigesimal.

Palindrome?

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

The number 31c521 is not a palindrome.

Not A Prime Number

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

Twenty-eight thousand four 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.

Twenty-eight thousand four 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-eight thousand four hundred and eighty-one has the following 2 prime factors:

19
j21
Nineteen in Base 21 Unovigesimal
1499
38821
One Thousand Four Hundred and Ninety-Nine in Base 21 Unovigesimal

Prime Factorization

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

j211 · 388211 = 31c521

Base Conversions

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