The Number

7991

Seven Thousand Nine Hundred and Ninety-One

In Base 3 Ternary Is

1012212223

The numbers with a 3 subscript use Base 3 Ternary 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
1012212123
Seven Thousand Nine Hundred and Eighty-Eight in Base 3 Ternary
7989
1012212203
Seven Thousand Nine Hundred and Eighty-Nine in Base 3 Ternary
7990
1012212213
Seven Thousand Nine Hundred and Ninety in Base 3 Ternary
7992
1012220003
Seven Thousand Nine Hundred and Ninety-Two in Base 3 Ternary
7993
1012220013
Seven Thousand Nine Hundred and Ninety-Three in Base 3 Ternary
7994
1012220023
Seven Thousand Nine Hundred and Ninety-Four in Base 3 Ternary

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.

0.00000000211011112200221011000012021212023

The reciprocal of 7991 in Base 3 Ternary.

Palindrome?

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

The number 1012212223 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 3 Ternary

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
20213
Sixty-One in Base 3 Ternary
131
112123
One Hundred and Thirty-One in Base 3 Ternary

Prime Factorization

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

202131 · 1121231 = 1012212223

Base Conversions

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