The Number

30921

Thirty Thousand Nine Hundred and Twenty-One

In Base 21 Unovigesimal Is

372921

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

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

Nearby Numbers

Positive, nonzero integers within three units

30918
372621
Thirty Thousand Nine Hundred and Eightteen in Base 21 Unovigesimal
30919
372721
Thirty Thousand Nine Hundred and Nineteen in Base 21 Unovigesimal
30920
372821
Thirty Thousand Nine Hundred and Twenty in Base 21 Unovigesimal
30922
372a21
Thirty Thousand Nine Hundred and Twenty-Two in Base 21 Unovigesimal
30923
372b21
Thirty Thousand Nine Hundred and Twenty-Three in Base 21 Unovigesimal
30924
372c21
Thirty Thousand Nine 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.

3.0921e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000661f198hf9c321

The reciprocal of 30921 in Base 21 Unovigesimal.

Palindrome?

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

The number 372921 is not a palindrome.

Not A Prime Number

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

Thirty thousand nine hundred and twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Thirty thousand nine hundred and twenty-one is a composite number with 8 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 thirty thousand nine hundred and twenty-one has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
937
22d21
Nine Hundred and Thirty-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 · b211 · 22d211 = 372921

Base Conversions

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