The Number

20840

Twenty Thousand Eight Hundred and Forty

In Base 12 Duodecimal Is

1008812

The numbers with a 12 subscript use Base 12 Duodecimal notation.

For more familiar numbers: See Twenty Thousand Eight Hundred and Forty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

20837
1008512
Twenty Thousand Eight Hundred and Thirty-Seven in Base 12 Duodecimal
20838
1008612
Twenty Thousand Eight Hundred and Thirty-Eight in Base 12 Duodecimal
20839
1008712
Twenty Thousand Eight Hundred and Thirty-Nine in Base 12 Duodecimal
20841
1008912
Twenty Thousand Eight Hundred and Forty-One in Base 12 Duodecimal
20842
1008a12
Twenty Thousand Eight Hundred and Forty-Two in Base 12 Duodecimal
20843
1008b12
Twenty Thousand Eight Hundred and Forty-Three in Base 12 Duodecimal

Scientific Notation

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

2.0840e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000bb34628a035163712

The reciprocal of 20840 in Base 12 Duodecimal.

Palindrome?

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

The number 1008812 is not a palindrome.

Not A Prime Number

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

Twenty thousand eight hundred and forty is a composite number with 16 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Twenty thousand eight hundred and forty is a composite number with 16 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 thousand eight hundred and forty has the following 3 prime factors:

2
212
Two in Base 12 Duodecimal
5
512
Five in Base 12 Duodecimal
521
37512
Five Hundred and Twenty-One in Base 12 Duodecimal

Prime Factorization

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

2123 · 5121 · 375121 = 1008812

Base Conversions

The number twenty thousand eight hundred and forty in 35 different bases