The Number

81237

Eighty-One Thousand Two Hundred and Thirty-Seven

In Base 13 Tridecimal Is

2ac9013

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

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

Nearby Numbers

Positive, nonzero integers within three units

81234
2ac8a13
Eighty-One Thousand Two Hundred and Thirty-Four in Base 13 Tridecimal
81235
2ac8b13
Eighty-One Thousand Two Hundred and Thirty-Five in Base 13 Tridecimal
81236
2ac8c13
Eighty-One Thousand Two Hundred and Thirty-Six in Base 13 Tridecimal
81238
2ac9113
Eighty-One Thousand Two Hundred and Thirty-Eight in Base 13 Tridecimal
81239
2ac9213
Eighty-One Thousand Two Hundred and Thirty-Nine in Base 13 Tridecimal
81240
2ac9313
Eighty-One Thousand Two Hundred and Forty in Base 13 Tridecimal

Scientific Notation

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

8.1237e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000047554a55903585a13

The reciprocal of 81237 in Base 13 Tridecimal.

Palindrome?

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

The number 2ac9013 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 two hundred and thirty-seven 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 two hundred and thirty-seven 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 two hundred and thirty-seven has the following 3 prime factors:

3
313
Three in Base 13 Tridecimal
13
1013
Thirteen in Base 13 Tridecimal
2083
c4313
Two Thousand and Eighty-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

3131 · 10131 · c43131 = 2ac9013

Base Conversions

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