The Number

81010

Eighty-One Thousand and Ten

In Base 13 Tridecimal Is

2ab4713

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81007
2ab4413
Eighty-One Thousand and Seven in Base 13 Tridecimal
81008
2ab4513
Eighty-One Thousand and Eight in Base 13 Tridecimal
81009
2ab4613
Eighty-One Thousand and Nine in Base 13 Tridecimal
81011
2ab4813
Eighty-One Thousand and Eleven in Base 13 Tridecimal
81012
2ab4913
Eighty-One Thousand and Twelve in Base 13 Tridecimal
81013
2ab4a13
Eighty-One Thousand and Thirteen in Base 13 Tridecimal

Scientific Notation

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

8.1010e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000047776779c412bb913

The reciprocal of 81010 in Base 13 Tridecimal.

Palindrome?

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

The number 2ab4713 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 ten is a composite number with 8 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand and ten is a composite number with 8 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 ten has the following 3 prime factors:

2
213
Two in Base 13 Tridecimal
5
513
Five in Base 13 Tridecimal
8101
38c213
Eight Thousand One Hundred and One in Base 13 Tridecimal

Prime Factorization

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

2131 · 5131 · 38c2131 = 2ab4713

Base Conversions

The number eighty-one thousand and ten in 35 different bases