The Number

40021

Forty Thousand and Twenty-One

In Base 8 Octal Is

1161258

The numbers with a 8 subscript use Base 8 Octal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

40018
1161228
Forty Thousand and Eightteen in Base 8 Octal
40019
1161238
Forty Thousand and Nineteen in Base 8 Octal
40020
1161248
Forty Thousand and Twenty in Base 8 Octal
40022
1161268
Forty Thousand and Twenty-Two in Base 8 Octal
40023
1161278
Forty Thousand and Twenty-Three in Base 8 Octal
40024
1161308
Forty Thousand and Twenty-Four in Base 8 Octal

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.

0.000006431535345515742668

The reciprocal of 40021 in Base 8 Octal.

Palindrome?

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

The number 1161258 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 8 Octal

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
378
Thirty-One in Base 8 Octal
1291
24138
One Thousand Two Hundred and Ninety-One in Base 8 Octal

Prime Factorization

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

3781 · 241381 = 1161258

Base Conversions

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