The Number

268821

Two Hundred and Sixty-Eight Thousand Eight Hundred and Twenty-One

In Base 21 Unovigesimal Is

180c021

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

268818
180bi21
Two Hundred and Sixty-Eight Thousand Eight Hundred and Eightteen in Base 21 Unovigesimal
268819
180bj21
Two Hundred and Sixty-Eight Thousand Eight Hundred and Nineteen in Base 21 Unovigesimal
268820
180bk21
Two Hundred and Sixty-Eight Thousand Eight Hundred and Twenty in Base 21 Unovigesimal
268822
180c121
Two Hundred and Sixty-Eight Thousand Eight Hundred and Twenty-Two in Base 21 Unovigesimal
268823
180c221
Two Hundred and Sixty-Eight Thousand Eight Hundred and Twenty-Three in Base 21 Unovigesimal
268824
180c321
Two Hundred and Sixty-Eight Thousand Eight Hundred and Twenty-Four in Base 21 Unovigesimal

Scientific Notation

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

2.68821e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000f40k1129e3k4d21

The reciprocal of 268821 in Base 21 Unovigesimal.

Palindrome?

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

The number 180c021 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 sixty-eight thousand eight hundred and twenty-one is a composite number with 24 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and sixty-eight thousand eight hundred and twenty-one 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 sixty-eight thousand eight hundred and twenty-one has the following 4 prime factors:

3
321
Three in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
17
h21
Seventeen in Base 21 Unovigesimal
251
bk21
Two Hundred and Fifty-One in Base 21 Unovigesimal

Prime Factorization

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

3212 · 7211 · h211 · bk211 = 180c021

Base Conversions

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