The Number

210821

Two Hundred and Ten Thousand Eight Hundred and Twenty-One

In Base 12 Duodecimal Is

a200512

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

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

Nearby Numbers

Positive, nonzero integers within three units

210818
a200212
Two Hundred and Ten Thousand Eight Hundred and Eightteen in Base 12 Duodecimal
210819
a200312
Two Hundred and Ten Thousand Eight Hundred and Nineteen in Base 12 Duodecimal
210820
a200412
Two Hundred and Ten Thousand Eight Hundred and Twenty in Base 12 Duodecimal
210822
a200612
Two Hundred and Ten Thousand Eight Hundred and Twenty-Two in Base 12 Duodecimal
210823
a200712
Two Hundred and Ten Thousand Eight Hundred and Twenty-Three in Base 12 Duodecimal
210824
a200812
Two Hundred and Ten Thousand Eight Hundred and Twenty-Four in Base 12 Duodecimal

Scientific Notation

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

2.10821e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000121b68466194576612

The reciprocal of 210821 in Base 12 Duodecimal.

Palindrome?

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

The number a200512 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 ten thousand eight hundred and twenty-one is a composite number with 4 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 ten thousand eight hundred and twenty-one is a composite number with 4 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 ten thousand eight hundred and twenty-one has the following 2 prime factors:

13
1112
Thirteen in Base 12 Duodecimal
16217
947512
Sixteen Thousand Two Hundred and Seventeen in Base 12 Duodecimal

Prime Factorization

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

11121 · 9475121 = a200512

Base Conversions

The number two hundred and ten thousand eight hundred and twenty-one in 35 different bases