The Number

15801

Fifteen Thousand Eight Hundred and One

In Base 21 Unovigesimal Is

1eh921

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

For more familiar numbers: See Fifteen Thousand Eight Hundred and One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

15798
1eh621
Fifteen Thousand Seven Hundred and Ninety-Eight in Base 21 Unovigesimal
15799
1eh721
Fifteen Thousand Seven Hundred and Ninety-Nine in Base 21 Unovigesimal
15800
1eh821
Fifteen Thousand Eight Hundred in Base 21 Unovigesimal
15802
1eha21
Fifteen Thousand Eight Hundred and Two in Base 21 Unovigesimal
15803
1ehb21
Fifteen Thousand Eight Hundred and Three in Base 21 Unovigesimal
15804
1ehc21
Fifteen Thousand Eight Hundred and 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.

1.5801e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000c69if7akj8ca21

The reciprocal of 15801 in Base 21 Unovigesimal.

Palindrome?

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

The number 1eh921 is not a palindrome.

Not A Prime Number

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

Fifteen thousand eight hundred and one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Fifteen thousand eight hundred and one 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 fifteen thousand eight hundred and one has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
23
1221
Twenty-Three in Base 21 Unovigesimal
229
aj21
Two Hundred and Twenty-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

3211 · 12211 · aj211 = 1eh921

Base Conversions

The number fifteen thousand eight hundred and one in 35 different bases