The Number

7991

Seven Thousand Nine Hundred and Ninety-One

In Base 20 Vigesimal Is

jjb20

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

7988
jj820
Seven Thousand Nine Hundred and Eighty-Eight in Base 20 Vigesimal
7989
jj920
Seven Thousand Nine Hundred and Eighty-Nine in Base 20 Vigesimal
7990
jja20
Seven Thousand Nine Hundred and Ninety in Base 20 Vigesimal
7992
jjc20
Seven Thousand Nine Hundred and Ninety-Two in Base 20 Vigesimal
7993
jjd20
Seven Thousand Nine Hundred and Ninety-Three in Base 20 Vigesimal
7994
jje20
Seven Thousand Nine Hundred and Ninety-Four in Base 20 Vigesimal

Scientific Notation

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

7.991e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0010090411g9g8820

The reciprocal of 7991 in Base 20 Vigesimal.

Palindrome?

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

The number jjb20 is not a palindrome.

Not A Prime Number

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

Seven thousand nine hundred and ninety-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Seven 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 seven thousand nine hundred and ninety-one has the following 2 prime factors:

61
3120
Sixty-One in Base 20 Vigesimal
131
6b20
One Hundred and Thirty-One in Base 20 Vigesimal

Prime Factorization

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

31201 · 6b201 = jjb20

Base Conversions

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