The Number

81026

Eighty-One Thousand and Twenty-Six

In Base 21 Unovigesimal Is

8ff821

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

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

Nearby Numbers

Positive, nonzero integers within three units

81023
8ff521
Eighty-One Thousand and Twenty-Three in Base 21 Unovigesimal
81024
8ff621
Eighty-One Thousand and Twenty-Four in Base 21 Unovigesimal
81025
8ff721
Eighty-One Thousand and Twenty-Five in Base 21 Unovigesimal
81027
8ff921
Eighty-One Thousand and Twenty-Seven in Base 21 Unovigesimal
81028
8ffa21
Eighty-One Thousand and Twenty-Eight in Base 21 Unovigesimal
81029
8ffb21
Eighty-One Thousand and Twenty-Nine in Base 21 Unovigesimal

Scientific Notation

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

8.1026e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000288ab0jakd1jb21

The reciprocal of 81026 in Base 21 Unovigesimal.

Palindrome?

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

The number 8ff821 is 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 twenty-six is a composite number with 16 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 and twenty-six is a composite number with 16 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 twenty-six has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
29
1821
Twenty-Nine in Base 21 Unovigesimal
127
6121
One Hundred and Twenty-Seven in Base 21 Unovigesimal

Prime Factorization

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

2211 · b211 · 18211 · 61211 = 8ff821

Base Conversions

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