The Number

12840

Twelve Thousand Eight Hundred and Forty

In Base 28 Octovigesimal Is

gag28

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

12837
gad28
Twelve Thousand Eight Hundred and Thirty-Seven in Base 28 Octovigesimal
12838
gae28
Twelve Thousand Eight Hundred and Thirty-Eight in Base 28 Octovigesimal
12839
gaf28
Twelve Thousand Eight Hundred and Thirty-Nine in Base 28 Octovigesimal
12841
gah28
Twelve Thousand Eight Hundred and Forty-One in Base 28 Octovigesimal
12842
gai28
Twelve Thousand Eight Hundred and Forty-Two in Base 28 Octovigesimal
12843
gaj28
Twelve Thousand Eight Hundred and Forty-Three in Base 28 Octovigesimal

Scientific Notation

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

1.2840e4

Reciprocal

A number multiplied with its reciprocal is one.

0.001joab3i2f8oh28

The reciprocal of 12840 in Base 28 Octovigesimal.

Palindrome?

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

The number gag28 is a palindrome.

Not A Prime Number

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

Twelve thousand eight hundred and forty is a composite number with 32 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Twelve thousand eight hundred and forty is a composite number with 32 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 twelve thousand eight hundred and forty has the following 4 prime factors:

2
228
Two in Base 28 Octovigesimal
3
328
Three in Base 28 Octovigesimal
5
528
Five in Base 28 Octovigesimal
107
3n28
One Hundred and Seven in Base 28 Octovigesimal

Prime Factorization

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

2283 · 3281 · 5281 · 3n281 = gag28

Base Conversions

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