The Number

81828

Eighty-One Thousand Eight Hundred and Twenty-Eight

In Base 22 Duovigesimal Is

7f1a22

The numbers with a 22 subscript use Base 22 Duovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81825
7f1722
Eighty-One Thousand Eight Hundred and Twenty-Five in Base 22 Duovigesimal
81826
7f1822
Eighty-One Thousand Eight Hundred and Twenty-Six in Base 22 Duovigesimal
81827
7f1922
Eighty-One Thousand Eight Hundred and Twenty-Seven in Base 22 Duovigesimal
81829
7f1b22
Eighty-One Thousand Eight Hundred and Twenty-Nine in Base 22 Duovigesimal
81830
7f1c22
Eighty-One Thousand Eight Hundred and Thirty in Base 22 Duovigesimal
81831
7f1d22
Eighty-One Thousand Eight Hundred and Thirty-One in Base 22 Duovigesimal

Scientific Notation

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

8.1828e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002ilcke4f065kg22

The reciprocal of 81828 in Base 22 Duovigesimal.

Palindrome?

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

The number 7f1a22 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand eight hundred and twenty-eight is a composite number with 18 total factors (including 1 and itself).   See primes in Base 22 Duovigesimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand eight hundred and twenty-eight is a composite number with 18 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 eighty-one thousand eight hundred and twenty-eight has the following 3 prime factors:

2
222
Two in Base 22 Duovigesimal
3
322
Three in Base 22 Duovigesimal
2273
4f722
Two Thousand Two Hundred and Seventy-Three in Base 22 Duovigesimal

Prime Factorization

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

2222 · 3222 · 4f7221 = 7f1a22

Base Conversions

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