3942752121
3,942,752,121 is an odd composite number composed of five prime numbers multiplied together.
3942752121 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 3942752121:
32 × 72 × 11 × 47 × 17293
(3 × 3 × 7 × 7 × 11 × 47 × 17293)See below for interesting mathematical facts about the number 3942752121 from the Numbermatics database.
Names of 3942752121
- Cardinal: 3942752121 can be written as Three billion, nine hundred forty-two million, seven hundred fifty-two thousand, one hundred twenty-one.
Scientific notation
- Scientific notation: 3.942752121 × 109
Factors of 3942752121
Divisors of 3942752121
- Number of divisors d(n): 72
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Complete list of divisors:
1 3 7 9 11 21 33 47 49 63 77 99 141 147 231 329 423 441 517 539 693 987 1551 1617 2303 2961 3619 4653 4851 6909 10857 17293 20727 25333 32571 51879 75999 121051 155637 190223 227997 363153 570669 812771 847357 1089459 1331561 1712007 2438313 2542071 3994683 5689397 7314939 7626213 8940481 9320927 11984049 17068191 26821443 27962781 39825779 51204573 62583367 80464329 83888343 119477337 187750101 358432011 438083569 563250303 1314250707 3942752121
- Sum of all divisors σ(n): 7381355904
- Sum of proper divisors (its aliquot sum) s(n): 3438603783
- 3942752121 is a deficient number, because the sum of its proper divisors (3438603783) is less than itself. Its deficiency is 504148338
Bases of 3942752121
- Binary: 111010110000000110011111011110012
- Hexadecimal: 0xEB019F79
- Base-36: 1T7EV09
Squares and roots of 3942752121
- 3942752121 squared (39427521212) is 15545294287649998641
- 3942752121 cubed (39427521213) is 61291242024201216247449867561
-
The
square root of 3942752121 is 62791.3379456115 -
The
cube root of 3942752121 is 1579.7916887415
Scales and comparisons
How big is 3942752121?- 3,942,752,121 seconds is equal to 125 years, 19 weeks, 16 hours, 55 minutes, 21 seconds.
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To count from 1 to 3,942,752,121 would take you about two hundred fifty 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 3942752121 cubic inches would be around 131.6 feet tall.
Recreational maths with 3942752121
- 3942752121 backwards is 1212572493
- The number of decimal digits it has is: 10
- The sum of 3942752121's digits is 36
- More coming soon!
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The information we have on file for 3942752121 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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