1213987840
1,213,987,840 is an even composite number composed of five prime numbers multiplied together.
1213987840 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred sixty-four divisors.
Prime factorization of 1213987840:
210 × 5 × 132 × 23 × 61
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 13 × 13 × 23 × 61)See below for interesting mathematical facts about the number 1213987840 from the Numbermatics database.
Names of 1213987840
- Cardinal: 1213987840 can be written as One billion, two hundred thirteen million, nine hundred eighty-seven thousand, eight hundred forty.
Scientific notation
- Scientific notation: 1.21398784 × 109
Factors of 1213987840
Divisors of 1213987840
- Number of divisors d(n): 264
-
Complete list of divisors:
1 2 4 5 8 10 13 16 20 23 26 32 40 46 52 61 64 65 80 92 104 115 122 128 130 160 169 184 208 230 244 256 260 299 305 320 338 368 416 460 488 512 520 598 610 640 676 736 793 832 845 920 976 1024 1040 1196 1220 1280 1352 1403 1472 1495 1586 1664 1690 1840 1952 2080 2392 2440 2560 2704 2806 2944 2990 3172 3328 3380 3680 3887 3904 3965 4160 4784 4880 5120 5408 5612 5888 5980 6344 6656 6760 7015 7360 7774 7808 7930 8320 9568 9760 10309 10816 11224 11776 11960 12688 13312 13520 14030 14720 15548 15616 15860 16640 18239 19136 19435 19520 20618 21632 22448 23552 23920 25376 27040 28060 29440 31096 31232 31720 33280 36478 38272 38870 39040 41236 43264 44896 47840 50752 51545 54080 56120 58880 62192 62464 63440 66560 72956 76544 77740 78080 82472 86528 89792 91195 95680 101504 103090 108160 112240 117760 124384 126880 145912 153088 155480 156160 164944 173056 179584 182390 191360 203008 206180 216320 224480 237107 248768 253760 291824 306176 310960 312320 329888 359168 364780 382720 406016 412360 432640 448960 474214 497536 507520 583648 621920 659776 718336 729560 765440 812032 824720 865280 897920 948428 995072 1015040 1167296 1185535 1243840 1319552 1436672 1459120 1530880 1649440 1795840 1896856 1990144 2030080 2334592 2371070 2487680 2639104 2918240 3298880 3591680 3793712 3980288 4060160 4669184 4742140 4975360 5278208 5836480 6597760 7183360 7587424 9338368 9484280 9950720 10556416 11672960 13195520 15174848 18676736 18968560 19901440 23345920 26391040 30349696 37937120 46691840 52782080 60699392 75874240 93383680 121398784 151748480 242797568 303496960 606993920 1213987840
- Sum of all divisors σ(n): 3344437728
- Sum of proper divisors (its aliquot sum) s(n): 2130449888
- 1213987840 is an abundant number, because the sum of its proper divisors (2130449888) is greater than itself. Its abundance is 916462048
Bases of 1213987840
- Binary: 10010000101101111111100000000002
- Hexadecimal: 0x485BFC00
- Base-36: K2RZ0G
Squares and roots of 1213987840
- 1213987840 squared (12139878402) is 1473766475667865600
- 1213987840 cubed (12139878403) is 1789134580460444717154304000
-
The
square root of 1213987840 is 34842.3282804121 -
The
cube root of 1213987840 is 1066.7716007879
Scales and comparisons
How big is 1213987840?- 1,213,987,840 seconds is equal to 38 years, 31 weeks, 1 day, 18 hours, 50 minutes, 40 seconds.
-
To count from 1 to 1,213,987,840 would take you about seventy-seven 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 1213987840 cubic inches would be around 88.9 feet tall.
Recreational maths with 1213987840
- 1213987840 backwards is 0487893121
- The number of decimal digits it has is: 10
- The sum of 1213987840's digits is 43
- 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 1213987840 - Facts about the integer". Numbermatics.com. 2024. Web. 4 May 2024.
APA style:
Numbermatics. (2024). Number 1213987840 - Facts about the integer. Retrieved 4 May 2024, from https://numbermatics.com/n/1213987840/
Chicago style:
Numbermatics. 2024. "Number 1213987840 - Facts about the integer". https://numbermatics.com/n/1213987840/
The information we have on file for 1213987840 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 1213987840, math, Factors of 1213987840, curriculum, school, college, exams, university, Prime factorization of 1213987840, STEM, science, technology, engineering, physics, economics, calculator, one billion, two hundred thirteen million, nine hundred eighty-seven thousand, eight hundred forty.