The Number

12802

Twelve Thousand Eight Hundred and Two

In Base 21 Unovigesimal Is

180d21

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

For more familiar numbers: See Twelve Thousand Eight Hundred and Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

12799
180a21
Twelve Thousand Seven Hundred and Ninety-Nine in Base 21 Unovigesimal
12800
180b21
Twelve Thousand Eight Hundred in Base 21 Unovigesimal
12801
180c21
Twelve Thousand Eight Hundred and One in Base 21 Unovigesimal
12803
180e21
Twelve Thousand Eight Hundred and Three in Base 21 Unovigesimal
12804
180f21
Twelve Thousand Eight Hundred and Four in Base 21 Unovigesimal
12805
180g21
Twelve Thousand Eight Hundred and Five in Base 21 Unovigesimal

Scientific Notation

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

1.2802e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000f40915789f0f21

The reciprocal of 12802 in Base 21 Unovigesimal.

Palindrome?

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

The number 180d21 is not a palindrome.

Not A Prime Number

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

Twelve thousand eight hundred and two 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.

Twelve thousand eight hundred and two 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 twelve thousand eight hundred and two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
37
1g21
Thirty-Seven in Base 21 Unovigesimal
173
8521
One Hundred and Seventy-Three in Base 21 Unovigesimal

Prime Factorization

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

2211 · 1g211 · 85211 = 180d21

Base Conversions

The number twelve thousand eight hundred and two in 35 different bases