The Number

87861

Eighty-Seven Thousand Eight Hundred and Sixty-One

Nearby Numbers

Positive, nonzero integers within three units

87858
Eighty-Seven Thousand Eight Hundred and Fifty-Eight
87859
Eighty-Seven Thousand Eight Hundred and Fifty-Nine
87860
Eighty-Seven Thousand Eight Hundred and Sixty
87862
Eighty-Seven Thousand Eight Hundred and Sixty-Two
87863
Eighty-Seven Thousand Eight Hundred and Sixty-Three
87864
Eighty-Seven Thousand Eight Hundred and Sixty-Four

Scientific Notation

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

8.7861e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000011381614140517409

The reciprocal of 87861.

Palindrome?

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

The number 87861 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 sixty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Eighty-seven thousand eight hundred and sixty-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 eighty-seven thousand eight hundred and sixty-one has the following 2 prime factors:

3
Three
29287
Twenty-Nine Thousand Two Hundred and Eighty-Seven

Prime Factorization

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

31 · 292871 = 87861

Base Conversions

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