The Number

81451

Eighty-One Thousand Four Hundred and Fifty-One

In Base 13 Tridecimal Is

2b0c613

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

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

Nearby Numbers

Positive, nonzero integers within three units

81448
2b0c313
Eighty-One Thousand Four Hundred and Forty-Eight in Base 13 Tridecimal
81449
2b0c413
Eighty-One Thousand Four Hundred and Forty-Nine in Base 13 Tridecimal
81450
2b0c513
Eighty-One Thousand Four Hundred and Fifty in Base 13 Tridecimal
81452
2b0c713
Eighty-One Thousand Four Hundred and Fifty-Two in Base 13 Tridecimal
81453
2b0c813
Eighty-One Thousand Four Hundred and Fifty-Three in Base 13 Tridecimal
81454
2b0c913
Eighty-One Thousand Four Hundred and Fifty-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.

8.1451e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00004734caaabc364c513

The reciprocal of 81451 in Base 13 Tridecimal.

Palindrome?

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

The number 2b0c613 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 four hundred and fifty-one 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 four hundred and fifty-one 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 four hundred and fifty-one has the following 2 prime factors:

47
3813
Forty-Seven in Base 13 Tridecimal
1733
a3413
One Thousand Seven Hundred and Thirty-Three in Base 13 Tridecimal

Prime Factorization

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

38131 · a34131 = 2b0c613

Base Conversions

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