The Number

30991

Thirty Thousand Nine Hundred and Ninety-One

In Base 23 Trivigesimal Is

2cda23

The numbers with a 23 subscript use Base 23 Trivigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

30988
2cd723
Thirty Thousand Nine Hundred and Eighty-Eight in Base 23 Trivigesimal
30989
2cd823
Thirty Thousand Nine Hundred and Eighty-Nine in Base 23 Trivigesimal
30990
2cd923
Thirty Thousand Nine Hundred and Ninety in Base 23 Trivigesimal
30992
2cdb23
Thirty Thousand Nine Hundred and Ninety-Two in Base 23 Trivigesimal
30993
2cdc23
Thirty Thousand Nine Hundred and Ninety-Three in Base 23 Trivigesimal
30994
2cdd23
Thirty Thousand Nine Hundred and Ninety-Four in Base 23 Trivigesimal

Scientific Notation

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

3.0991e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00090fgm9kb3b4123

The reciprocal of 30991 in Base 23 Trivigesimal.

Palindrome?

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

The number 2cda23 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 ninety-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 23 Trivigesimal

A Composite

Composites have more than just these two factors.

Thirty thousand nine hundred and ninety-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 thirty thousand nine hundred and ninety-one has the following 2 prime factors:

17
h23
Seventeen in Base 23 Trivigesimal
1823
3a623
One Thousand Eight Hundred and Twenty-Three in Base 23 Trivigesimal

Prime Factorization

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

h231 · 3a6231 = 2cda23

Base Conversions

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