The Number

12820

Twelve Thousand Eight Hundred and Twenty

In Base 13 Tridecimal Is

5ab213

The numbers with a 13 subscript use Base 13 Tridecimal 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
5aac13
Twelve Thousand Eight Hundred and Seventeen in Base 13 Tridecimal
12818
5ab013
Twelve Thousand Eight Hundred and Eightteen in Base 13 Tridecimal
12819
5ab113
Twelve Thousand Eight Hundred and Nineteen in Base 13 Tridecimal
12821
5ab313
Twelve Thousand Eight Hundred and Twenty-One in Base 13 Tridecimal
12822
5ab413
Twelve Thousand Eight Hundred and Twenty-Two in Base 13 Tridecimal
12823
5ab513
Twelve Thousand Eight Hundred and Twenty-Three in Base 13 Tridecimal

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.

0.00022c6770666436cb13

The reciprocal of 12820 in Base 13 Tridecimal.

Palindrome?

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

The number 5ab213 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 13 Tridecimal

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
213
Two in Base 13 Tridecimal
5
513
Five in Base 13 Tridecimal
641
3a413
Six Hundred and Forty-One in Base 13 Tridecimal

Prime Factorization

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

2132 · 5131 · 3a4131 = 5ab213

Base Conversions

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