65536
65,536 is an even composite number. It is composed of a single prime number multiplied by itself fifteen times.
65536 is an even composite number. It is composed of one distinct prime number multiplied by itself fifteen times. It has a total of seventeen divisors.
Prime factorization of 65536:
2^{16}
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2)See below for interesting mathematical facts about the number 65536 from the Numbermatics database.
Names of 65536
 Cardinal: 65536 can be written as Sixtyfive thousand, five hundred thirtysix.
Scientific notation
 Scientific notation: 6.5536 × 10^{4}
Factors of 65536
Divisors of 65536
Bases of 65536
 Binary: 10000000000000000_{2}
 Hexadecimal: 0x10000
 Base36: 1EKG
Squares and roots of 65536
 65536 squared (65536^{2}) is 4294967296
 65536 cubed (65536^{3}) is 281474976710656

65536 is a
perfect square number . Itssquare root is 256 
The
cube root of 65536 is 40.3174735967
Scales and comparisons
How big is 65536? 65,536 seconds is equal to 18 hours, 12 minutes, 16 seconds.

To count from 1 to 65,536 would take you about eighteen hours.
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomlychosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
 A cube with a volume of 65536 cubic inches would be around 3.4 feet tall.
Recreational maths with 65536
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