81730133982
81,730,133,982 is an even composite number composed of seven prime numbers multiplied together.
81730133982 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 81730133982:
2 × 32 × 73 × 41 × 61 × 67 × 79
(2 × 3 × 3 × 7 × 7 × 7 × 41 × 61 × 67 × 79)See below for interesting mathematical facts about the number 81730133982 from the Numbermatics database.
Names of 81730133982
- Cardinal: 81730133982 can be written as Eighty-one billion, seven hundred thirty million, one hundred thirty-three thousand, nine hundred eighty-two.
Scientific notation
- Scientific notation: 8.1730133982 × 1010
Factors of 81730133982
Divisors of 81730133982
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 6 7 9 14 18 21 41 42 49 61 63 67 79 82 98 122 123 126 134 147 158 183 201 237 246 287 294 343 366 369 402 427 441 469 474 549 553 574 603 686 711 738 854 861 882 938 1029 1098 1106 1206 1281 1407 1422 1659 1722 2009 2058 2501 2562 2583 2747 2814 2989 3087 3239 3283 3318 3843 3871 4018 4087 4221 4819 4977 5002 5166 5293 5494 5978 6027 6174 6478 6566 7503 7686 7742 8174 8241 8442 8967 9638 9717 9849 9954 10586 11613 12054 12261 14063 14457 15006 15879 16482 17507 17934 18081 19229 19434 19698 20923 22509 22673 22981 23226 24522 24723 26901 27097 28126 28609 28914 29151 29547 31758 33733 34839 35014 36162 36783 37051 38458 41846 42189 43371 45018 45346 45962 47637 49446 52521 53802 54194 57218 57687 58302 59094 62769 67466 68019 68943 69678 73566 74102 81291 84378 85827 86742 95274 101199 105042 111153 115374 122549 125538 126567 134603 136038 137886 157563 158711 162582 167567 171654 173061 188307 197579 200263 202398 204057 206829 217013 222306 236131 243873 245098 253134 257481 259357 269206 303597 315126 317422 322873 333459 335134 346122 367647 376614 395158 400526 403809 408114 413658 434026 472262 476133 487746 502701 514962 518714 592737 600789 607194 645746 651039 666918 708393 735294 778071 807618 857843 942221 952266 968619 1005402 1102941 1110977 1172969 1185474 1201578 1211427 1302078 1383053 1401841 1416786 1428399 1508103 1519091 1556142 1652917 1715686 1778211 1802367 1815499 1884442 1937238 1953117 2125179 2205882 2221954 2260111 2334213 2345938 2422854 2573529 2766106 2803682 2826663 2856798 2905857 3016206 3038182 3305834 3332931 3518907 3556422 3604734 3630998 3906234 4149159 4205523 4250358 4520222 4557273 4668426 4958751 5147058 5446497 5653326 5811714 6665862 6780333 7037814 7720587 8210783 8298318 8411046 8479989 9114546 9681371 9917502 9998793 10556721 10633637 10892994 12447477 12616569 13237793 13560666 13671819 14876253 15441174 15820777 16339491 16421566 16959978 19362742 19997586 20340999 21113442 21267274 24632349 24894954 25233138 26475586 27343638 29044113 29752506 31641554 31900911 32678982 39713379 40681998 47462331 49264698 57475481 58088226 63801822 67769597 73897047 74435459 79426758 87132339 92664551 94924662 95702733 110745439 114950962 119140137 135539194 142386993 147794094 148870918 172426443 174264678 185329102 191405466 203308791 221490878 223306377 238280274 277993653 284773986 332236317 344852886 406617582 446612754 517279329 555987306 609926373 648651857 664472634 669919131 833980959 996708951 1034558658 1219852746 1297303714 1339838262 1667961918 1945955571 1993417902 3891911142 4540562999 5837866713 9081125998 11675733426 13621688997 27243377994 40865066991 81730133982
- Sum of all divisors σ(n): 220985856000
- Sum of proper divisors (its aliquot sum) s(n): 139255722018
- 81730133982 is an abundant number, because the sum of its proper divisors (139255722018) is greater than itself. Its abundance is 57525588036
Bases of 81730133982
- Binary: 10011000001110111111011011111110111102
- Hexadecimal: 0x13077EDFDE
- Base-36: 11JO0EZI
Squares and roots of 81730133982
- 81730133982 squared (817301339822) is 6679814800715671176324
- 81730133982 cubed (817301339823) is 545942158637438434728016066242168
-
The
square root of 81730133982 is 285884.8264284065 -
The
cube root of 81730133982 is 4339.7102806947
Scales and comparisons
How big is 81730133982?- 81,730,133,982 seconds is equal to 2,598 years, 39 weeks, 5 days, 14 hours, 59 minutes, 42 seconds.
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To count from 1 to 81,730,133,982 would take you about five thousand, one hundred ninety-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 81730133982 cubic inches would be around 361.6 feet tall.
Recreational maths with 81730133982
- 81730133982 backwards is 28933103718
- The number of decimal digits it has is: 11
- The sum of 81730133982's digits is 45
- More coming soon!
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The information we have on file for 81730133982 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!
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