The Number

81492

Eighty-One Thousand Four Hundred and Ninety-Two

In Base 21 Unovigesimal Is

8ggc21

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

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

Nearby Numbers

Positive, nonzero integers within three units

81489
8gg921
Eighty-One Thousand Four Hundred and Eighty-Nine in Base 21 Unovigesimal
81490
8gga21
Eighty-One Thousand Four Hundred and Ninety in Base 21 Unovigesimal
81491
8ggb21
Eighty-One Thousand Four Hundred and Ninety-One in Base 21 Unovigesimal
81493
8ggd21
Eighty-One Thousand Four Hundred and Ninety-Three in Base 21 Unovigesimal
81494
8gge21
Eighty-One Thousand Four Hundred and Ninety-Four in Base 21 Unovigesimal
81495
8ggf21
Eighty-One Thousand Four Hundred and Ninety-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.

8.1492e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00028298f3eg84f321

The reciprocal of 81492 in Base 21 Unovigesimal.

Palindrome?

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

The number 8ggc21 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 four hundred and ninety-two 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.

Eighty-one thousand four hundred and ninety-two 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 eighty-one thousand four hundred and ninety-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
6791
f8821
Six Thousand Seven Hundred and Ninety-One 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 · f88211 = 8ggc21

Base Conversions

The number eighty-one thousand four hundred and ninety-two in 35 different bases