The Number

130821

One Hundred and Thirty Thousand Eight Hundred and Twenty-One

In Base 21 Unovigesimal Is

e2dc21

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

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

Nearby Numbers

Positive, nonzero integers within three units

130818
e2d921
One Hundred and Thirty Thousand Eight Hundred and Eightteen in Base 21 Unovigesimal
130819
e2da21
One Hundred and Thirty Thousand Eight Hundred and Nineteen in Base 21 Unovigesimal
130820
e2db21
One Hundred and Thirty Thousand Eight Hundred and Twenty in Base 21 Unovigesimal
130822
e2dd21
One Hundred and Thirty Thousand Eight Hundred and Twenty-Two in Base 21 Unovigesimal
130823
e2de21
One Hundred and Thirty Thousand Eight Hundred and Twenty-Three in Base 21 Unovigesimal
130824
e2df21
One Hundred and Thirty 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.

1.30821e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001a4cc3d85g05e21

The reciprocal of 130821 in Base 21 Unovigesimal.

Palindrome?

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

The number e2dc21 is not a palindrome.

Not A Prime Number

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

One hundred and thirty thousand eight hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One hundred and thirty 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 one hundred and thirty thousand eight hundred and twenty-one has the following 2 prime factors:

3
321
Three in Base 21 Unovigesimal
43607
4eib21
Forty-Three Thousand Six Hundred and Seven in Base 21 Unovigesimal

Prime Factorization

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

3211 · 4eib211 = e2dc21

Base Conversions

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