The Number

87105

Eighty-Seven Thousand One Hundred and Five

In Base 7 Septenary Is

5116447

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

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

Nearby Numbers

Positive, nonzero integers within three units

87102
5116417
Eighty-Seven Thousand One Hundred and Two in Base 7 Septenary
87103
5116427
Eighty-Seven Thousand One Hundred and Three in Base 7 Septenary
87104
5116437
Eighty-Seven Thousand One Hundred and Four in Base 7 Septenary
87106
5116457
Eighty-Seven Thousand One Hundred and Six in Base 7 Septenary
87107
5116467
Eighty-Seven Thousand One Hundred and Seven in Base 7 Septenary
87108
5116507
Eighty-Seven Thousand One Hundred and Eight in Base 7 Septenary

Scientific Notation

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

8.7105e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000123116332165320515627

The reciprocal of 87105 in Base 7 Septenary.

Palindrome?

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

The number 5116447 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 one hundred and five is a composite number with 8 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 one hundred and five is a composite number with 8 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 one hundred and five has the following 3 prime factors:

3
37
Three in Base 7 Septenary
5
57
Five in Base 7 Septenary
5807
226347
Five Thousand Eight Hundred and 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

371 · 571 · 2263471 = 5116447

Base Conversions

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