The Number

81075

Eighty-One Thousand and Seventy-Five

In Base 20 Vigesimal Is

a2df20

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81072
a2dc20
Eighty-One Thousand and Seventy-Two in Base 20 Vigesimal
81073
a2dd20
Eighty-One Thousand and Seventy-Three in Base 20 Vigesimal
81074
a2de20
Eighty-One Thousand and Seventy-Four in Base 20 Vigesimal
81076
a2dg20
Eighty-One Thousand and Seventy-Six in Base 20 Vigesimal
81077
a2dh20
Eighty-One Thousand and Seventy-Seven in Base 20 Vigesimal
81078
a2di20
Eighty-One Thousand and Seventy-Eight in Base 20 Vigesimal

Scientific Notation

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

8.1075e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001j97h060ha5h420

The reciprocal of 81075 in Base 20 Vigesimal.

Palindrome?

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

The number a2df20 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 and seventy-five is a composite number with 24 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand and seventy-five is a composite number with 24 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 and seventy-five has the following 4 prime factors:

3
320
Three in Base 20 Vigesimal
5
520
Five in Base 20 Vigesimal
23
1320
Twenty-Three in Base 20 Vigesimal
47
2720
Forty-Seven in Base 20 Vigesimal

Prime Factorization

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

3201 · 5202 · 13201 · 27201 = a2df20

Base Conversions

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