The Number

42865

Forty-Two Thousand Eight Hundred and Sixty-Five

Nearby Numbers

Positive, nonzero integers within three units

42862
Forty-Two Thousand Eight Hundred and Sixty-Two
42863
Forty-Two Thousand Eight Hundred and Sixty-Three
42864
Forty-Two Thousand Eight Hundred and Sixty-Four
42866
Forty-Two Thousand Eight Hundred and Sixty-Six
42867
Forty-Two Thousand Eight Hundred and Sixty-Seven
42868
Forty-Two Thousand Eight Hundred and Sixty-Eight

Scientific Notation

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

4.2865e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00002332905633967106

The reciprocal of 42865.

Palindrome?

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

The number 42865 is not a palindrome.

Not A Prime Number

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

Forty-two thousand eight hundred and sixty-five 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.

Forty-two thousand eight hundred and sixty-five 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 forty-two thousand eight hundred and sixty-five has the following 2 prime factors:

5
Five
8573
Eight Thousand Five Hundred and Seventy-Three

Prime Factorization

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

51 · 85731 = 42865

Base Conversions

The number forty-two thousand eight hundred and sixty-five in 35 different bases