The Number

89681

Eighty-Nine Thousand Six Hundred and Eighty-One

In Base 13 Tridecimal Is

31a8713

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

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

Nearby Numbers

Positive, nonzero integers within three units

89678
31a8413
Eighty-Nine Thousand Six Hundred and Seventy-Eight in Base 13 Tridecimal
89679
31a8513
Eighty-Nine Thousand Six Hundred and Seventy-Nine in Base 13 Tridecimal
89680
31a8613
Eighty-Nine Thousand Six Hundred and Eighty in Base 13 Tridecimal
89682
31a8813
Eighty-Nine Thousand Six Hundred and Eighty-Two in Base 13 Tridecimal
89683
31a8913
Eighty-Nine Thousand Six Hundred and Eighty-Three in Base 13 Tridecimal
89684
31a8a13
Eighty-Nine Thousand Six Hundred and Eighty-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.

8.9681e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000041a8bb76119855613

The reciprocal of 89681 in Base 13 Tridecimal.

Palindrome?

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

The number 31a8713 is not a palindrome.

A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Eighty-nine thousand six hundred and eighty-one is the 8687th prime number.   See primes in Base 13 Tridecimal

Not A Composite

Composites have more than just these two factors.

Eighty-Nine Thousand Six Hundred and Eighty-One is not a composite number because it has exactly two factors: One and Eighty-Nine Thousand Six Hundred and Eighty-One

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number eighty-nine thousand six hundred and eighty-one has the following 1 prime factor:

89681
31a8713
Eighty-Nine Thousand Six 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

31a87131 = 31a8713

Base Conversions

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