The Number

20921

Twenty Thousand Nine Hundred and Twenty-One

In Base 30 Trigesimal Is

n7b30

The numbers with a 30 subscript use Base 30 Trigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

20918
n7830
Twenty Thousand Nine Hundred and Eightteen in Base 30 Trigesimal
20919
n7930
Twenty Thousand Nine Hundred and Nineteen in Base 30 Trigesimal
20920
n7a30
Twenty Thousand Nine Hundred and Twenty in Base 30 Trigesimal
20922
n7c30
Twenty Thousand Nine Hundred and Twenty-Two in Base 30 Trigesimal
20923
n7d30
Twenty Thousand Nine Hundred and Twenty-Three in Base 30 Trigesimal
20924
n7e30
Twenty Thousand Nine Hundred and Twenty-Four in Base 30 Trigesimal

Scientific Notation

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

2.0921e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0018lfb3ias9ik30

The reciprocal of 20921 in Base 30 Trigesimal.

Palindrome?

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

The number n7b30 is not a palindrome.

A Prime Number

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

Twenty thousand nine hundred and twenty-one is the 2353rd prime number.   See primes in Base 30 Trigesimal

Not A Composite

Composites have more than just these two factors.

Twenty Thousand Nine Hundred and Twenty-One is not a composite number because it has exactly two factors: One and Twenty Thousand Nine Hundred and Twenty-One

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number twenty thousand nine hundred and twenty-one has the following 1 prime factor:

20921
n7b30
Twenty Thousand Nine Hundred and Twenty-One in Base 30 Trigesimal

Prime Factorization

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

n7b301 = n7b30

Base Conversions

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