The Number

231821

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

In Base 21 Unovigesimal Is

140e221

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

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

Nearby Numbers

Positive, nonzero integers within three units

231818
140dk21
Two Hundred and Thirty-One Thousand Eight Hundred and Eightteen in Base 21 Unovigesimal
231819
140e021
Two Hundred and Thirty-One Thousand Eight Hundred and Nineteen in Base 21 Unovigesimal
231820
140e121
Two Hundred and Thirty-One Thousand Eight Hundred and Twenty in Base 21 Unovigesimal
231822
140e321
Two Hundred and Thirty-One Thousand Eight Hundred and Twenty-Two in Base 21 Unovigesimal
231823
140e421
Two Hundred and Thirty-One Thousand Eight Hundred and Twenty-Three in Base 21 Unovigesimal
231824
140e521
Two Hundred and Thirty-One 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.

2.31821e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000hck6990j7kki21

The reciprocal of 231821 in Base 21 Unovigesimal.

Palindrome?

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

The number 140e221 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 thirty-one thousand eight hundred and twenty-one is a composite number with 2 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 thirty-one thousand eight hundred and twenty-one is a composite number with 2 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 thirty-one thousand eight hundred and twenty-one has the following 1 prime factor:

231821
140e221
Two Hundred and Thirty-One Thousand Eight Hundred and Twenty-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

140e2211 = 140e221

Base Conversions

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