640042144372805000
640,042,144,372,805,000 is an even composite number composed of three prime numbers multiplied together.
640042144372805000 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixty divisors.
Prime factorization of 640042144372805000:
23 × 54 × 113140812
(2 × 2 × 2 × 5 × 5 × 5 × 5 × 11314081 × 11314081)See below for interesting mathematical facts about the number 640042144372805000 from the Numbermatics database.
Names of 640042144372805000
- Cardinal: 640042144372805000 can be written as Six hundred forty quadrillion, forty-two trillion, one hundred forty-four billion, three hundred seventy-two million, eight hundred five thousand.
Scientific notation
- Scientific notation: 6.40042144372805 × 1017
Factors of 640042144372805000
Divisors of 640042144372805000
- Number of divisors d(n): 60
-
Complete list of divisors:
1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 625 1000 1250 2500 5000 11314081 22628162 45256324 56570405 90512648 113140810 226281620 282852025 452563240 565704050 1131408100 1414260125 2262816200 2828520250 5657040500 7071300625 11314081000 14142601250 28285202500 56570405000 128008428874561 256016857749122 512033715498244 640042144372805 1024067430996488 1280084288745610 2560168577491220 3200210721864025 5120337154982440 6400421443728050 12800842887456100 16001053609320125 25601685774912200 32002107218640250 64004214437280500 80005268046600625 128008428874561000 160010536093201250 320021072186402500 640042144372805000
- Sum of all divisors σ(n): 1499618876809952745
- Sum of proper divisors (its aliquot sum) s(n): 859576732437147745
- 640042144372805000 is an abundant number, because the sum of its proper divisors (859576732437147745) is greater than itself. Its abundance is 219534588064342745
Bases of 640042144372805000
- Binary: 1000111000011110001011110000011100001001111011001101100010002
- Hexadecimal: 0x8E1E2F0709ECD88
- Base-36: 4V2405Z543UW
Squares and roots of 640042144372805000
- 640042144372805000 squared (6400421443728050002) is 409653946573338559126823568025000000
- 640042144372805000 cubed (6400421443728050003) is 262195790415582104173676405923726305877560125000000000
-
The
square root of 640042144372805000 is 800026339.7993874801 -
The
cube root of 640042144372805000 is 861792.7917014651
Scales and comparisons
How big is 640042144372805000?- 640,042,144,372,805,000 seconds is equal to 20,351,360,410 years, 37 weeks, 1 day, 1 hour, 23 minutes, 20 seconds.
-
To count from 1 to 640,042,144,372,805,000 would take you about sixty-one billion, fifty-four million, eighty-one thousand, two hundred thirty-two years!
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 randomly-chosen 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 640042144372805000 cubic inches would be around 71816.1 feet tall.
Recreational maths with 640042144372805000
- 640042144372805000 backwards is 000508273441240046
- 640042144372805000 is a
Harshad number . - The number of decimal digits it has is: 18
- The sum of 640042144372805000's digits is 50
- More coming soon!
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