The Number

39921

Thirty-Nine Thousand Nine Hundred and Twenty-One

In Base 13 Tridecimal Is

1522b13

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

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

Nearby Numbers

Positive, nonzero integers within three units

39918
1522813
Thirty-Nine Thousand Nine Hundred and Eightteen in Base 13 Tridecimal
39919
1522913
Thirty-Nine Thousand Nine Hundred and Nineteen in Base 13 Tridecimal
39920
1522a13
Thirty-Nine Thousand Nine Hundred and Twenty in Base 13 Tridecimal
39922
1522c13
Thirty-Nine Thousand Nine Hundred and Twenty-Two in Base 13 Tridecimal
39923
1523013
Thirty-Nine Thousand Nine Hundred and Twenty-Three in Base 13 Tridecimal
39924
1523113
Thirty-Nine Thousand Nine Hundred and Twenty-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.

3.9921e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000093ba816b5909b4413

The reciprocal of 39921 in Base 13 Tridecimal.

Palindrome?

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

The number 1522b13 is not a palindrome.

Not A Prime Number

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

Thirty-nine thousand nine hundred and twenty-one 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.

Thirty-nine thousand nine hundred and twenty-one 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 thirty-nine thousand nine hundred and twenty-one has the following 3 prime factors:

3
313
Three in Base 13 Tridecimal
7
713
Seven in Base 13 Tridecimal
1901
b3313
One Thousand Nine Hundred and 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

3131 · 7131 · b33131 = 1522b13

Base Conversions

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