The Number

81004

Eighty-One Thousand and Four

In Base 7 Septenary Is

4551107

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

For more familiar numbers: See Eighty-One Thousand and Four in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

81001
4551047
Eighty-One Thousand and One in Base 7 Septenary
81002
4551057
Eighty-One Thousand and Two in Base 7 Septenary
81003
4551067
Eighty-One Thousand and Three in Base 7 Septenary
81005
4551117
Eighty-One Thousand and Five in Base 7 Septenary
81006
4551127
Eighty-One Thousand and Six in Base 7 Septenary
81007
4551137
Eighty-One Thousand and Seven in Base 7 Septenary

Scientific Notation

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

8.1004e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000131111143613624540127

The reciprocal of 81004 in Base 7 Septenary.

Palindrome?

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

The number 4551107 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand and four is a composite number with 24 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Eighty-one thousand and four is a composite number with 24 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-one thousand and four has the following 4 prime factors:

2
27
Two in Base 7 Septenary
7
107
Seven in Base 7 Septenary
11
147
Eleven in Base 7 Septenary
263
5247
Two Hundred and Sixty-Three in Base 7 Septenary

Prime Factorization

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

272 · 1071 · 1471 · 52471 = 4551107

Base Conversions

The number eighty-one thousand and four in 35 different bases