82125521720
82,125,521,720 is an even composite number composed of five prime numbers multiplied together.
82125521720 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 82125521720:
23 × 5 × 113 × 192 × 4273
(2 × 2 × 2 × 5 × 11 × 11 × 11 × 19 × 19 × 4273)See below for interesting mathematical facts about the number 82125521720 from the Numbermatics database.
Names of 82125521720
- Cardinal: 82125521720 can be written as Eighty-two billion, one hundred twenty-five million, five hundred twenty-one thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 8.212552172 × 1010
Factors of 82125521720
Divisors of 82125521720
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 4 5 8 10 11 19 20 22 38 40 44 55 76 88 95 110 121 152 190 209 220 242 361 380 418 440 484 605 722 760 836 968 1045 1210 1331 1444 1672 1805 2090 2299 2420 2662 2888 3610 3971 4180 4273 4598 4840 5324 6655 7220 7942 8360 8546 9196 10648 11495 13310 14440 15884 17092 18392 19855 21365 22990 25289 26620 31768 34184 39710 42730 43681 45980 47003 50578 53240 79420 81187 85460 87362 91960 94006 101156 126445 158840 162374 170920 174724 188012 202312 218405 235015 252890 324748 349448 376024 405935 436810 470030 480491 505780 517033 649496 811870 873620 893057 940060 960982 1011560 1034066 1542553 1623740 1747240 1786114 1880120 1921964 2068132 2402455 2585165 3085106 3247480 3572228 3843928 4136264 4465285 4804910 5170330 5687363 6170212 7144456 7712765 8930570 9609820 9823627 10340660 11374726 12340424 15425530 16968083 17861140 19219640 19647254 20681320 22749452 28436815 30851060 33936166 35722280 39294508 45498904 49118135 56873630 61702120 67872332 78589016 84840415 98236270 108059897 113747260 135744664 169680830 186648913 196472540 216119794 227494520 339361660 373297826 392945080 432239588 540299485 678723320 746595652 864479176 933244565 1080598970 1493191304 1866489130 2053138043 2161197940 3732978260 4106276086 4322395880 7465956520 8212552172 10265690215 16425104344 20531380430 41062760860 82125521720
- Sum of all divisors σ(n): 214557193440
- Sum of proper divisors (its aliquot sum) s(n): 132431671720
- 82125521720 is an abundant number, because the sum of its proper divisors (132431671720) is greater than itself. Its abundance is 50306150000
Bases of 82125521720
- Binary: 10011000111110001000000000011001110002
- Hexadecimal: 0x131F100338
- Base-36: 11Q7EY48
Squares and roots of 82125521720
- 82125521720 squared (821255217202) is 6744601317782191758400
- 82125521720 cubed (821255217203) is 553903902016262011483684192448000
-
The
square root of 82125521720 is 286575.5078857927 -
The
cube root of 82125521720 is 4346.6971311813
Scales and comparisons
How big is 82125521720?- 82,125,521,720 seconds is equal to 2,611 years, 17 weeks, 3 days, 20 hours, 55 minutes, 20 seconds.
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To count from 1 to 82,125,521,720 would take you about five thousand, two hundred twenty-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 82125521720 cubic inches would be around 362.2 feet tall.
Recreational maths with 82125521720
- 82125521720 backwards is 02712552128
- The number of decimal digits it has is: 11
- The sum of 82125521720's digits is 35
- More coming soon!
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