The Number

81503

Eighty-One Thousand Five Hundred and Three

In Base 13 Tridecimal Is

2b13613

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

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

Nearby Numbers

Positive, nonzero integers within three units

81500
2b13313
Eighty-One Thousand Five Hundred in Base 13 Tridecimal
81501
2b13413
Eighty-One Thousand Five Hundred and One in Base 13 Tridecimal
81502
2b13513
Eighty-One Thousand Five Hundred and Two in Base 13 Tridecimal
81504
2b13713
Eighty-One Thousand Five Hundred and Four in Base 13 Tridecimal
81505
2b13813
Eighty-One Thousand Five Hundred and Five in Base 13 Tridecimal
81506
2b13913
Eighty-One Thousand Five Hundred and Six in Base 13 Tridecimal

Scientific Notation

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

8.1503e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000472b79c8aa83ab13

The reciprocal of 81503 in Base 13 Tridecimal.

Palindrome?

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

The number 2b13613 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 three is a composite number with 4 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 five hundred and three is a composite number with 4 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 three has the following 2 prime factors:

149
b613
One Hundred and Forty-Nine in Base 13 Tridecimal
547
33113
Five Hundred and Forty-Seven in Base 13 Tridecimal

Prime Factorization

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

b6131 · 331131 = 2b13613

Base Conversions

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