The Number

20685

Twenty Thousand Six Hundred and Eighty-Five

Nearby Numbers

Positive, nonzero integers within three units

20682
Twenty Thousand Six Hundred and Eighty-Two
20683
Twenty Thousand Six Hundred and Eighty-Three
20684
Twenty Thousand Six Hundred and Eighty-Four
20686
Twenty Thousand Six Hundred and Eighty-Six
20687
Twenty Thousand Six Hundred and Eighty-Seven
20688
Twenty Thousand Six Hundred and Eighty-Eight

Scientific Notation

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

2.0685e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00004834421078075901

The reciprocal of 20685.

Palindrome?

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

The number 20685 is not a palindrome.

Not A Prime Number

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

Twenty thousand six hundred and eighty-five is a composite number with 16 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Twenty thousand six hundred and eighty-five is a composite number with 16 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 twenty thousand six hundred and eighty-five has the following 4 prime factors:

3
Three
5
Five
7
Seven
197
One Hundred and Ninety-Seven

Prime Factorization

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

31 · 51 · 71 · 1971 = 20685

Base Conversions

The number twenty thousand six hundred and eighty-five in 35 different bases