1138761728
1,138,761,728 is an even composite number composed of four prime numbers multiplied together.
1138761728 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred sixty-eight divisors.
Prime factorization of 1138761728:
213 × 13 × 172 × 37
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 13 × 17 × 17 × 37)See below for interesting mathematical facts about the number 1138761728 from the Numbermatics database.
Names of 1138761728
- Cardinal: 1138761728 can be written as One billion, one hundred thirty-eight million, seven hundred sixty-one thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.138761728 × 109
Factors of 1138761728
Divisors of 1138761728
- Number of divisors d(n): 168
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Complete list of divisors:
1 2 4 8 13 16 17 26 32 34 37 52 64 68 74 104 128 136 148 208 221 256 272 289 296 416 442 481 512 544 578 592 629 832 884 962 1024 1088 1156 1184 1258 1664 1768 1924 2048 2176 2312 2368 2516 3328 3536 3757 3848 4096 4352 4624 4736 5032 6656 7072 7514 7696 8177 8192 8704 9248 9472 10064 10693 13312 14144 15028 15392 16354 17408 18496 18944 20128 21386 26624 28288 30056 30784 32708 34816 36992 37888 40256 42772 53248 56576 60112 61568 65416 69632 73984 75776 80512 85544 106496 113152 120224 123136 130832 139009 139264 147968 151552 161024 171088 226304 240448 246272 261664 278018 295936 303104 322048 342176 452608 480896 492544 523328 556036 591872 644096 684352 905216 961792 985088 1046656 1112072 1183744 1288192 1368704 1810432 1923584 1970176 2093312 2224144 2367488 2576384 2737408 3847168 3940352 4186624 4448288 5152768 5474816 7694336 8373248 8896576 10949632 15388672 16746496 17793152 21899264 30777344 33492992 35586304 43798528 66985984 71172608 87597056 142345216 284690432 569380864 1138761728
- Sum of all divisors σ(n): 2675737092
- Sum of proper divisors (its aliquot sum) s(n): 1536975364
- 1138761728 is an abundant number, because the sum of its proper divisors (1536975364) is greater than itself. Its abundance is 398213636
Bases of 1138761728
- Binary: 10000111110000000100000000000002
- Hexadecimal: 0x43E02000
- Base-36: ITZM68
Squares and roots of 1138761728
- 1138761728 squared (11387617282) is 1296778273157545984
- 1138761728 cubed (11387617283) is 1476721467173743080979300352
-
The
square root of 1138761728 is 33745.5438243333 -
The
cube root of 1138761728 is 1044.2655578277
Scales and comparisons
How big is 1138761728?- 1,138,761,728 seconds is equal to 36 years, 10 weeks, 6 days, 2 hours, 42 minutes, 8 seconds.
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To count from 1 to 1,138,761,728 would take you about seventy-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 1138761728 cubic inches would be around 87 feet tall.
Recreational maths with 1138761728
- 1138761728 backwards is 8271678311
- The number of decimal digits it has is: 10
- The sum of 1138761728's digits is 44
- More coming soon!
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The information we have on file for 1138761728 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!
Keywords: Divisors of 1138761728, math, Factors of 1138761728, curriculum, school, college, exams, university, Prime factorization of 1138761728, STEM, science, technology, engineering, physics, economics, calculator, one billion, one hundred thirty-eight million, seven hundred sixty-one thousand, seven hundred twenty-eight.