121986628720
121,986,628,720 is an even composite number composed of six prime numbers multiplied together.
121986628720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 121986628720:
24 × 5 × 11 × 19 × 1801 × 4051
(2 × 2 × 2 × 2 × 5 × 11 × 19 × 1801 × 4051)See below for interesting mathematical facts about the number 121986628720 from the Numbermatics database.
Names of 121986628720
- Cardinal: 121986628720 can be written as One hundred twenty-one billion, nine hundred eighty-six million, six hundred twenty-eight thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.2198662872 × 1011
Factors of 121986628720
Divisors of 121986628720
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 4 5 8 10 11 16 19 20 22 38 40 44 55 76 80 88 95 110 152 176 190 209 220 304 380 418 440 760 836 880 1045 1520 1672 1801 2090 3344 3602 4051 4180 7204 8102 8360 9005 14408 16204 16720 18010 19811 20255 28816 32408 34219 36020 39622 40510 44561 64816 68438 72040 76969 79244 81020 89122 99055 136876 144080 153938 158488 162040 171095 178244 198110 222805 273752 307876 316976 324080 342190 356488 376409 384845 396220 445610 547504 615752 684380 712976 752818 769690 792440 846659 891220 1231504 1368760 1505636 1539380 1584880 1693318 1782440 1882045 2737520 3011272 3078760 3386636 3564880 3764090 4233295 6022544 6157520 6773272 7295851 7528180 8466590 13546544 14591702 15056360 16933180 29183404 30112720 33866360 36479255 58366808 67732720 72958510 80254361 116733616 138621169 145917020 160508722 277242338 291834040 321017444 401271805 554484676 583668080 642034888 693105845 802543610 1108969352 1284069776 1386211690 1524832859 1605087220 2217938704 2772423380 3049665718 3210174440 5544846760 6099331436 6420348880 7624164295 11089693520 12198662872 15248328590 24397325744 30496657180 60993314360 121986628720
- Sum of all divisors σ(n): 325948066560
- Sum of proper divisors (its aliquot sum) s(n): 203961437840
- 121986628720 is an abundant number, because the sum of its proper divisors (203961437840) is greater than itself. Its abundance is 81974809120
Bases of 121986628720
- Binary: 11100011001101111100000111100011100002
- Hexadecimal: 0x1C66F83C70
- Base-36: 1K1FOT4G
Squares and roots of 121986628720
- 121986628720 squared (1219866287202) is 14880737586471128838400
- 121986628720 cubed (1219866287203) is 1815251011040602488609185678848000
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The
square root of 121986628720 is 349265.8424753271 -
The
cube root of 121986628720 is 4959.4944626539
Scales and comparisons
How big is 121986628720?- 121,986,628,720 seconds is equal to 3,878 years, 41 weeks, 3 days, 6 hours, 38 minutes, 40 seconds.
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To count from 1 to 121,986,628,720 would take you about seven thousand, seven hundred fifty-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 121986628720 cubic inches would be around 413.3 feet tall.
Recreational maths with 121986628720
- 121986628720 backwards is 027826689121
- The number of decimal digits it has is: 12
- The sum of 121986628720's digits is 52
- More coming soon!
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