The Number

81002

Eighty-One Thousand and Two

In Base 13 Tridecimal Is

2ab3c13

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

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

Nearby Numbers

Positive, nonzero integers within three units

80999
2ab3913
Eighty Thousand Nine Hundred and Ninety-Nine in Base 13 Tridecimal
81000
2ab3a13
Eighty-One Thousand in Base 13 Tridecimal
81001
2ab3b13
Eighty-One Thousand and One in Base 13 Tridecimal
81003
2ab4013
Eighty-One Thousand and Three in Base 13 Tridecimal
81004
2ab4113
Eighty-One Thousand and Four in Base 13 Tridecimal
81005
2ab4213
Eighty-One Thousand and Five in Base 13 Tridecimal

Scientific Notation

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

8.1002e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000047786688927a76813

The reciprocal of 81002 in Base 13 Tridecimal.

Palindrome?

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

The number 2ab3c13 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 two 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 two 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 two has the following 3 prime factors:

2
213
Two in Base 13 Tridecimal
101
7a13
One Hundred and One in Base 13 Tridecimal
401
24b13
Four 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 · 7a131 · 24b131 = 2ab3c13

Base Conversions

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