The Number

21969

Twenty-One Thousand Nine Hundred and Sixty-Nine

In Base 13 Tridecimal Is

9ccc13

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

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

Nearby Numbers

Positive, nonzero integers within three units

21966
9cc913
Twenty-One Thousand Nine Hundred and Sixty-Six in Base 13 Tridecimal
21967
9cca13
Twenty-One Thousand Nine Hundred and Sixty-Seven in Base 13 Tridecimal
21968
9ccb13
Twenty-One Thousand Nine Hundred and Sixty-Eight in Base 13 Tridecimal
21970
a00013
Twenty-One Thousand Nine Hundred and Seventy in Base 13 Tridecimal
21971
a00113
Twenty-One Thousand Nine Hundred and Seventy-One in Base 13 Tridecimal
21972
a00213
Twenty-One Thousand Nine Hundred and Seventy-Two in Base 13 Tridecimal

Scientific Notation

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

2.1969e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00013b92cb42782b2113

The reciprocal of 21969 in Base 13 Tridecimal.

Palindrome?

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

The number 9ccc13 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand nine hundred and sixty-nine is a composite number with 6 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand nine hundred and sixty-nine is a composite number with 6 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 twenty-one thousand nine hundred and sixty-nine has the following 2 prime factors:

3
313
Three in Base 13 Tridecimal
2441
115a13
Two Thousand Four Hundred and Forty-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

3132 · 115a131 = 9ccc13

Base Conversions

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