The Number

87991

Eighty-Seven Thousand Nine Hundred and Ninety-One

In Base 30 Trigesimal Is

37n130

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

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

Nearby Numbers

Positive, nonzero integers within three units

87988
37ms30
Eighty-Seven Thousand Nine Hundred and Eighty-Eight in Base 30 Trigesimal
87989
37mt30
Eighty-Seven Thousand Nine Hundred and Eighty-Nine in Base 30 Trigesimal
87990
37n030
Eighty-Seven Thousand Nine Hundred and Ninety in Base 30 Trigesimal
87992
37n230
Eighty-Seven Thousand Nine Hundred and Ninety-Two in Base 30 Trigesimal
87993
37n330
Eighty-Seven Thousand Nine Hundred and Ninety-Three in Base 30 Trigesimal
87994
37n430
Eighty-Seven Thousand Nine Hundred and Ninety-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.

8.7991e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000964s4c85al730

The reciprocal of 87991 in Base 30 Trigesimal.

Palindrome?

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

The number 37n130 is not a palindrome.

A Prime Number

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

Eighty-seven thousand nine hundred and ninety-one is the 8543rd prime number.   See primes in Base 30 Trigesimal

Not A Composite

Composites have more than just these two factors.

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

Prime Factors

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

The number eighty-seven thousand nine hundred and ninety-one has the following 1 prime factor:

87991
37n130
Eighty-Seven Thousand Nine Hundred and Ninety-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

37n1301 = 37n130

Base Conversions

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