The Number

87998

Eighty-Seven Thousand Nine Hundred and Ninety-Eight

In Base 7 Septenary Is

5143617

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

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

Nearby Numbers

Positive, nonzero integers within three units

87995
5143557
Eighty-Seven Thousand Nine Hundred and Ninety-Five in Base 7 Septenary
87996
5143567
Eighty-Seven Thousand Nine Hundred and Ninety-Six in Base 7 Septenary
87997
5143607
Eighty-Seven Thousand Nine Hundred and Ninety-Seven in Base 7 Septenary
87999
5143627
Eighty-Seven Thousand Nine Hundred and Ninety-Nine in Base 7 Septenary
88000
5143637
Eighty-Eight Thousand in Base 7 Septenary
88001
5143647
Eighty-Eight Thousand and One in Base 7 Septenary

Scientific Notation

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

8.7998e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000122340063352411440427

The reciprocal of 87998 in Base 7 Septenary.

Palindrome?

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

The number 5143617 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 nine hundred and ninety-eight 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 nine hundred and ninety-eight 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 nine hundred and ninety-eight has the following 3 prime factors:

2
27
Two in Base 7 Septenary
23
327
Twenty-Three in Base 7 Septenary
1913
54027
One Thousand Nine Hundred and Thirteen in Base 7 Septenary

Prime Factorization

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

271 · 3271 · 540271 = 5143617

Base Conversions

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