The Number

212820

Two Hundred and Twelve Thousand Eight Hundred and Twenty

In Base 12 Duodecimal Is

a31b012

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

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

Nearby Numbers

Positive, nonzero integers within three units

212817
a31a912
Two Hundred and Twelve Thousand Eight Hundred and Seventeen in Base 12 Duodecimal
212818
a31aa12
Two Hundred and Twelve Thousand Eight Hundred and Eightteen in Base 12 Duodecimal
212819
a31ab12
Two Hundred and Twelve Thousand Eight Hundred and Nineteen in Base 12 Duodecimal
212821
a31b112
Two Hundred and Twelve Thousand Eight Hundred and Twenty-One in Base 12 Duodecimal
212822
a31b212
Two Hundred and Twelve Thousand Eight Hundred and Twenty-Two in Base 12 Duodecimal
212823
a31b312
Two Hundred and Twelve Thousand Eight Hundred and Twenty-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.

2.12820e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000120449869289895912

The reciprocal of 212820 in Base 12 Duodecimal.

Palindrome?

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

The number a31b012 is not a palindrome.

Not A Prime Number

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

Two hundred and twelve thousand eight hundred and twenty is a composite number with 24 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Two hundred and twelve thousand eight hundred and twenty is a composite number with 24 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 two hundred and twelve thousand eight hundred and twenty has the following 4 prime factors:

2
212
Two in Base 12 Duodecimal
3
312
Three in Base 12 Duodecimal
5
512
Five in Base 12 Duodecimal
3547
207712
Three Thousand Five Hundred and Forty-Seven in Base 12 Duodecimal

Prime Factorization

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

2122 · 3121 · 5121 · 2077121 = a31b012

Base Conversions

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