The Number

12820

Twelve Thousand Eight Hundred and Twenty

In Base 8 Octal Is

310248

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

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

Nearby Numbers

Positive, nonzero integers within three units

12817
310218
Twelve Thousand Eight Hundred and Seventeen in Base 8 Octal
12818
310228
Twelve Thousand Eight Hundred and Eightteen in Base 8 Octal
12819
310238
Twelve Thousand Eight Hundred and Nineteen in Base 8 Octal
12821
310258
Twelve Thousand Eight Hundred and Twenty-One in Base 8 Octal
12822
310268
Twelve Thousand Eight Hundred and Twenty-Two in Base 8 Octal
12823
310278
Twelve Thousand Eight Hundred and Twenty-Three in Base 8 Octal

Scientific Notation

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

1.2820e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00002434531546243716638

The reciprocal of 12820 in Base 8 Octal.

Palindrome?

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

The number 310248 is not 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 twenty is a composite number with 12 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

Twelve thousand eight hundred and twenty is a composite number with 12 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 twenty has the following 3 prime factors:

2
28
Two in Base 8 Octal
5
58
Five in Base 8 Octal
641
12018
Six Hundred and Forty-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

282 · 581 · 120181 = 310248

Base Conversions

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