The Number

40021

Forty Thousand and Twenty-One

In Base 19 Nonadecimal Is

5fg719

The numbers with a 19 subscript use Base 19 Nonadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

40018
5fg419
Forty Thousand and Eightteen in Base 19 Nonadecimal
40019
5fg519
Forty Thousand and Nineteen in Base 19 Nonadecimal
40020
5fg619
Forty Thousand and Twenty in Base 19 Nonadecimal
40022
5fg819
Forty Thousand and Twenty-Two in Base 19 Nonadecimal
40023
5fg919
Forty Thousand and Twenty-Three in Base 19 Nonadecimal
40024
5fga19
Forty Thousand and Twenty-Four in Base 19 Nonadecimal

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.

0.00034ga157818ed319

The reciprocal of 40021 in Base 19 Nonadecimal.

Palindrome?

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

The number 5fg719 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 19 Nonadecimal

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
1c19
Thirty-One in Base 19 Nonadecimal
1291
3ai19
One Thousand Two Hundred and Ninety-One in Base 19 Nonadecimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

1c191 · 3ai191 = 5fg719

Base Conversions

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