The Number

81504

Eighty-One Thousand Five Hundred and Four

In Base 21 Unovigesimal Is

8gh321

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

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

Nearby Numbers

Positive, nonzero integers within three units

81501
8gh021
Eighty-One Thousand Five Hundred and One in Base 21 Unovigesimal
81502
8gh121
Eighty-One Thousand Five Hundred and Two in Base 21 Unovigesimal
81503
8gh221
Eighty-One Thousand Five Hundred and Three in Base 21 Unovigesimal
81505
8gh421
Eighty-One Thousand Five Hundred and Five in Base 21 Unovigesimal
81506
8gh521
Eighty-One Thousand Five Hundred and Six in Base 21 Unovigesimal
81507
8gh621
Eighty-One Thousand Five Hundred and Seven in Base 21 Unovigesimal

Scientific Notation

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

8.1504e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00028263831aki6f21

The reciprocal of 81504 in Base 21 Unovigesimal.

Palindrome?

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

The number 8gh321 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 five hundred and four is a composite number with 36 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 five hundred and four is a composite number with 36 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 five hundred and four has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
283
da21
Two Hundred and Eighty-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

2215 · 3212 · da211 = 8gh321

Base Conversions

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