The Number

12828

Twelve Thousand Eight Hundred and Twenty-Eight

In Base 21 Unovigesimal Is

181i21

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

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

Nearby Numbers

Positive, nonzero integers within three units

12825
181f21
Twelve Thousand Eight Hundred and Twenty-Five in Base 21 Unovigesimal
12826
181g21
Twelve Thousand Eight Hundred and Twenty-Six in Base 21 Unovigesimal
12827
181h21
Twelve Thousand Eight Hundred and Twenty-Seven in Base 21 Unovigesimal
12829
181j21
Twelve Thousand Eight Hundred and Twenty-Nine in Base 21 Unovigesimal
12830
181k21
Twelve Thousand Eight Hundred and Thirty in Base 21 Unovigesimal
12831
182021
Twelve Thousand Eight Hundred and Thirty-One in Base 21 Unovigesimal

Scientific Notation

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

1.2828e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000f37hj2eh7c2i21

The reciprocal of 12828 in Base 21 Unovigesimal.

Palindrome?

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

The number 181i21 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 twenty-eight is a composite number with 12 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 twenty-eight is a composite number with 12 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 twenty-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
1069
28j21
One Thousand and Sixty-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

2212 · 3211 · 28j211 = 181i21

Base Conversions

The number twelve thousand eight hundred and twenty-eight in 35 different bases