38687481990
38,687,481,990 is an even composite number composed of seven prime numbers multiplied together.
38687481990 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 38687481990:
2 × 32 × 5 × 31 × 131 × 151 × 701
(2 × 3 × 3 × 5 × 31 × 131 × 151 × 701)See below for interesting mathematical facts about the number 38687481990 from the Numbermatics database.
Names of 38687481990
- Cardinal: 38687481990 can be written as Thirty-eight billion, six hundred eighty-seven million, four hundred eighty-one thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 3.868748199 × 1010
Factors of 38687481990
Divisors of 38687481990
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 3 5 6 9 10 15 18 30 31 45 62 90 93 131 151 155 186 262 279 302 310 393 453 465 558 655 701 755 786 906 930 1179 1310 1359 1395 1402 1510 1965 2103 2265 2358 2718 2790 3505 3930 4061 4206 4530 4681 5895 6309 6795 7010 8122 9362 10515 11790 12183 12618 13590 14043 19781 20305 21030 21731 23405 24366 28086 31545 36549 39562 40610 42129 43462 46810 59343 60915 63090 65193 70215 73098 84258 91831 98905 105851 108655 118686 121830 130386 140430 178029 182745 183662 195579 197810 210645 211702 217310 275493 296715 317553 325965 356058 365490 391158 421290 459155 529255 550986 593430 613211 635106 651930 826479 890145 918310 952659 977895 1058510 1226422 1377465 1587765 1652958 1780290 1839633 1905318 1955790 2754930 2846761 3066055 3175530 3281381 3679266 4132395 4763295 5518899 5693522 6132110 6562762 8264790 8540283 9198165 9526590 9844143 11037798 13866481 14233805 16406905 17080566 18396330 19688286 25620849 27594495 27732962 28467610 29532429 32813810 41599443 42701415 49220715 51241698 55188990 59064858 69332405 83198886 85402830 98441430 124798329 128104245 138664810 147662145 207997215 249596658 256208490 295324290 415994430 429860911 623991645 859721822 1247983290 1289582733 2149304555 2579165466 3868748199 4298609110 6447913665 7737496398 12895827330 19343740995 38687481990
- Sum of all divisors σ(n): 105467940864
- Sum of proper divisors (its aliquot sum) s(n): 66780458874
- 38687481990 is an abundant number, because the sum of its proper divisors (66780458874) is greater than itself. Its abundance is 28092976884
Bases of 38687481990
- Binary: 1001000000011111010000100000100001102
- Hexadecimal: 0x901F42086
- Base-36: HRTJ05I
Squares and roots of 38687481990
- 38687481990 squared (386874819902) is 1496721262726574360100
- 38687481990 cubed (386874819903) is 57904376895784403850764524599000
-
The
square root of 38687481990 is 196691.3368453221 -
The
cube root of 38687481990 is 3382.1288944111
Scales and comparisons
How big is 38687481990?- 38,687,481,990 seconds is equal to 1,230 years, 7 weeks, 2 days, 18 hours, 46 minutes, 30 seconds.
-
To count from 1 to 38,687,481,990 would take you about two thousand, four hundred sixty 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 38687481990 cubic inches would be around 281.8 feet tall.
Recreational maths with 38687481990
- 38687481990 backwards is 09918478683
- The number of decimal digits it has is: 11
- The sum of 38687481990's digits is 63
- More coming soon!
Link to this page
HTML: To link to this page, just copy and paste the link below into your blog, web page or email.
BBCODE: To link to this page in a forum post or comment box, just copy and paste the link code below:
Cite this page
MLA style:
"Number 38687481990 - Facts about the integer". Numbermatics.com. 2024. Web. 14 May 2024.
APA style:
Numbermatics. (2024). Number 38687481990 - Facts about the integer. Retrieved 14 May 2024, from https://numbermatics.com/n/38687481990/
Chicago style:
Numbermatics. 2024. "Number 38687481990 - Facts about the integer". https://numbermatics.com/n/38687481990/
The information we have on file for 38687481990 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 38687481990, math, Factors of 38687481990, curriculum, school, college, exams, university, Prime factorization of 38687481990, STEM, science, technology, engineering, physics, economics, calculator, thirty-eight billion, six hundred eighty-seven million, four hundred eighty-one thousand, nine hundred ninety.