The Number

40021

Forty Thousand and Twenty-One

In Base 13 Tridecimal Is

152a713

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

For more familiar numbers: See Forty Thousand and Twenty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

40018
152a413
Forty Thousand and Eightteen in Base 13 Tridecimal
40019
152a513
Forty Thousand and Nineteen in Base 13 Tridecimal
40020
152a613
Forty Thousand and Twenty in Base 13 Tridecimal
40022
152a813
Forty Thousand and Twenty-Two in Base 13 Tridecimal
40023
152a913
Forty Thousand and Twenty-Three in Base 13 Tridecimal
40024
152aa13
Forty Thousand 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.

4.0021e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000937b74b11c224813

The reciprocal of 40021 in Base 13 Tridecimal.

Palindrome?

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

The number 152a713 is not a palindrome.

Not A Prime Number

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

Forty thousand and twenty-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.

Forty thousand and twenty-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 forty thousand and twenty-one has the following 2 prime factors:

31
2513
Thirty-One in Base 13 Tridecimal
1291
78413
One Thousand Two Hundred and Ninety-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

25131 · 784131 = 152a713

Base Conversions

The number forty thousand and twenty-one in 35 different bases