The Number

87813

Eighty-Seven Thousand Eight Hundred and Thirteen

In Base 7 Septenary Is

5140057

The numbers with a 7 subscript use Base 7 Septenary notation.

For more familiar numbers: See Eighty-Seven Thousand Eight Hundred and Thirteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

87810
5140027
Eighty-Seven Thousand Eight Hundred and Ten in Base 7 Septenary
87811
5140037
Eighty-Seven Thousand Eight Hundred and Eleven in Base 7 Septenary
87812
5140047
Eighty-Seven Thousand Eight Hundred and Twelve in Base 7 Septenary
87814
5140067
Eighty-Seven Thousand Eight Hundred and Fourteen in Base 7 Septenary
87815
5140107
Eighty-Seven Thousand Eight Hundred and Fifteen in Base 7 Septenary
87816
5140117
Eighty-Seven Thousand Eight Hundred and Sixteen in Base 7 Septenary

Scientific Notation

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

8.7813e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000122435320536563530237

The reciprocal of 87813 in Base 7 Septenary.

Palindrome?

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

The number 5140057 is not a palindrome.

Not A Prime Number

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

Eighty-seven thousand eight hundred and thirteen is a composite number with 12 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Eighty-seven thousand eight hundred and thirteen is a composite number with 12 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 eighty-seven thousand eight hundred and thirteen has the following 3 prime factors:

3
37
Three in Base 7 Septenary
11
147
Eleven in Base 7 Septenary
887
24057
Eight Hundred and Eighty-Seven in Base 7 Septenary

Prime Factorization

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

372 · 1471 · 240571 = 5140057

Base Conversions

The number eighty-seven thousand eight hundred and thirteen in 35 different bases