The Number

81501

Eighty-One Thousand Five Hundred and One

In Base 13 Tridecimal Is

2b13413

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

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

Nearby Numbers

Positive, nonzero integers within three units

81498
2b13113
Eighty-One Thousand Four Hundred and Ninety-Eight in Base 13 Tridecimal
81499
2b13213
Eighty-One Thousand Four Hundred and Ninety-Nine in Base 13 Tridecimal
81500
2b13313
Eighty-One Thousand Five Hundred in Base 13 Tridecimal
81502
2b13513
Eighty-One Thousand Five Hundred and Two in Base 13 Tridecimal
81503
2b13613
Eighty-One Thousand Five Hundred and Three in Base 13 Tridecimal
81504
2b13713
Eighty-One Thousand Five Hundred and Four in Base 13 Tridecimal

Scientific Notation

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

8.1501e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000472bac637b6068913

The reciprocal of 81501 in Base 13 Tridecimal.

Palindrome?

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

The number 2b13413 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 one 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 five hundred and one 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 five hundred and one has the following 3 prime factors:

3
313
Three in Base 13 Tridecimal
7
713
Seven in Base 13 Tridecimal
3881
19c713
Three Thousand Eight Hundred and Eighty-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

3131 · 7131 · 19c7131 = 2b13413

Base Conversions

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