The Number

69981

Sixty-Nine Thousand Nine Hundred and Eighty-One

In Base 13 Tridecimal Is

25b1213

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

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

Nearby Numbers

Positive, nonzero integers within three units

69978
25b0c13
Sixty-Nine Thousand Nine Hundred and Seventy-Eight in Base 13 Tridecimal
69979
25b1013
Sixty-Nine Thousand Nine Hundred and Seventy-Nine in Base 13 Tridecimal
69980
25b1113
Sixty-Nine Thousand Nine Hundred and Eighty in Base 13 Tridecimal
69982
25b1313
Sixty-Nine Thousand Nine Hundred and Eighty-Two in Base 13 Tridecimal
69983
25b1413
Sixty-Nine Thousand Nine Hundred and Eighty-Three in Base 13 Tridecimal
69984
25b1513
Sixty-Nine Thousand Nine 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.

6.9981e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000053c85c95674a2b513

The reciprocal of 69981 in Base 13 Tridecimal.

Palindrome?

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

The number 25b1213 is not a palindrome.

Not A Prime Number

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

Sixty-nine thousand nine hundred and eighty-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.

Sixty-nine thousand nine hundred and eighty-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 sixty-nine thousand nine hundred and eighty-one has the following 2 prime factors:

3
313
Three in Base 13 Tridecimal
23327
a80513
Twenty-Three Thousand Three Hundred and Twenty-Seven 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 · a805131 = 25b1213

Base Conversions

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