21681767108820
21,681,767,108,820 is an even composite number composed of ten prime numbers multiplied together.
21681767108820 is an even composite number. It is composed of ten distinct prime numbers multiplied together. It has a total of one thousand, five hundred thirty-six divisors.
Prime factorization of 21681767108820:
22 × 3 × 5 × 7 × 13 × 31 × 41 × 73 × 127 × 337
(2 × 2 × 3 × 5 × 7 × 13 × 31 × 41 × 73 × 127 × 337)See below for interesting mathematical facts about the number 21681767108820 from the Numbermatics database.
Names of 21681767108820
- Cardinal: 21681767108820 can be written as Twenty-one trillion, six hundred eighty-one billion, seven hundred sixty-seven million, one hundred eight thousand, eight hundred twenty.
Scientific notation
- Scientific notation: 2.168176710882 × 1013
Factors of 21681767108820
Divisors of 21681767108820
- Number of divisors d(n): 1536
-
Complete list of divisors:
1 2 3 4 5 6 7 10 12 13 14 15 20 21 26 28 30 31 35 39 41 42 52 60 62 65 70 73 78 82 84 91 93 105 123 124 127 130 140 146 155 156 164 182 186 195 205 210 217 219 246 254 260 273 287 292 310 337 364 365 372 381 390 403 410 420 434 438 455 465 492 508 511 533 546 574 615 620 635 651 674 730 762 780 806 820 861 868 876 889 910 930 949 1011 1022 1066 1085 1092 1095 1148 1209 1230 1270 1271 1302 1348 1365 1435 1460 1524 1533 1599 1612 1651 1685 1722 1778 1820 1860 1898 1905 2015 2022 2044 2132 2170 2190 2263 2359 2418 2460 2540 2542 2555 2604 2665 2667 2730 2821 2847 2870 2993 3066 3198 3255 3302 3370 3444 3556 3731 3796 3810 3813 3937 4030 4044 4305 4340 4380 4381 4445 4526 4718 4745 4836 4953 5055 5084 5110 5207 5330 5334 5460 5642 5694 5740 5986 6045 6132 6355 6396 6510 6604 6643 6740 6789 7077 7462 7620 7626 7665 7874 7995 8060 8255 8463 8610 8762 8890 8897 8979 9052 9271 9436 9490 9906 10110 10220 10414 10447 10660 10668 11193 11284 11315 11388 11557 11795 11811 11972 12090 12710 13020 13143 13286 13335 13578 13817 14105 14154 14235 14924 14965 15252 15330 15621 15748 15841 15990 16510 16523 16926 17220 17524 17780 17794 17958 18542 18655 18980 19065 19685 19812 19929 20220 20828 20894 20951 21905 22386 22630 23114 23590 23622 24180 24601 24765 25420 26035 26286 26572 26670 26691 27156 27559 27634 27813 28210 28308 28470 29419 29930 30660 30667 31242 31341 31682 31980 33020 33046 33215 33852 33945 34671 35385 35588 35916 36449 37084 37310 38130 38909 39370 39858 41451 41788 41902 42315 42799 43810 44485 44772 44895 45260 46228 46355 47180 47244 47523 49202 49530 49569 51181 52070 52235 52572 53340 53382 55118 55268 55626 55965 56420 56940 57785 58838 59055 59860 61334 62484 62682 62853 63364 64897 65715 66092 66430 67691 67890 69085 69342 70770 72898 73129 73803 74620 76260 77818 78105 78740 79205 79716 82615 82677 82902 83804 84630 85598 87620 88257 88970 89790 92001 92710 92783 95046 96719 98404 99060 99138 99645 102362 104140 104470 104755 106764 109347 110236 111252 111930 115570 115661 116727 117676 118110 120523 122668 123005 125364 125706 128397 129794 131430 132860 133455 135382 135780 135811 137795 138170 138684 139065 141540 145796 146258 147095 147606 153335 153543 155636 156210 156705 158410 161417 165230 165354 165804 169260 171196 172207 173355 176514 177940 179580 179621 182245 184002 185420 185566 190092 193438 194545 194691 198276 199290 203073 204724 205933 207255 208940 209510 213995 218694 219387 223860 231140 231322 233454 236220 237615 241046 246010 247845 251412 255905 256794 259588 262860 266910 270764 271622 272363 275590 276340 278130 278349 287401 290157 292516 294190 295212 299593 306670 307086 312420 313410 314265 316820 319813 322834 324485 330460 330708 338455 344414 346710 346983 353028 358267 359242 361569 364490 365645 368004 369015 371132 380111 386876 389090 389382 398580 406146 407433 411866 413385 414510 419020 427990 428327 437388 438774 441285 460005 462644 463915 466908 473837 475230 482092 483595 484251 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9991597746 10169684385 10607518155 10722931310 10760182188 11381505044 11423481090 11656864037 11913058851 12194469690 12591037810 12867517572 13132505820 13450227735 13559579180 14143357540 14226881305 14850525417 15109245372 15884078468 16084396965 16652662910 17058825420 17072257566 17627452934 17933636980 18886556715 19800700556 19855098085 19983195492 20339368770 21215036310 21445862620 22846962180 23313728074 23826117702 24388939380 24750875695 24978994365 25182075620 26441179401 26900455470 27797137319 28453762610 29701050834 32168793930 33305325820 34144515132 34970592111 35254905868 37773113430 39710196170 40678737540 42430072620 42680643915 44068632335 46627456148 47652235404 49501751390 49957988730 51623255021 52882358802 53800910940 55594274638 56907525220 58284320185 59402101668 59565294255 64337587860 69941184222 74252627085 75546226860 79420392340 83391411957 85361287830 88137264670 99003502780 99915977460 103246510042 105764717604 111188549276 116568640370 119130588510 132205897005 138985686595 139882368444 148505254170 154869765063 166782823914 170722575660 174852960555 176274529340 206493020084 233137280740 238261177020 258116275105 264411794010 277971373190 297010508340 309739530126 333565647828 349705921110 361362785147 416957059785 516232550210 528823588020 555942746380 619479060252 699411842220 722725570294 774348825315 833914119570 1032465100420 1084088355441 1445451140588 1548697650630 1667828239140 1806813925735 2168176710882 3097395301260 3613627851470 4336353421764 5420441777205 7227255702940 10840883554410 21681767108820
- Sum of all divisors σ(n): 80962696249344
- Sum of proper divisors (its aliquot sum) s(n): 59280929140524
- 21681767108820 is an abundant number, because the sum of its proper divisors (59280929140524) is greater than itself. Its abundance is 37599162031704
Bases of 21681767108820
- Binary: 1001110111000001011100000011011010000110101002
- Hexadecimal: 0x13B82E06D0D4
- Base-36: 7OOGSBVMC
Squares and roots of 21681767108820
- 21681767108820 squared (216817671088202) is 470099024961108781721792400
- 21681767108820 cubed (216817671088203) is 10192577577290120563213619266136248968000
-
The
square root of 21681767108820 is 4656368.4464204505 -
The
cube root of 21681767108820 is 27884.6303534689
Scales and comparisons
How big is 21681767108820?- 21,681,767,108,820 seconds is equal to 689,413 years, 6 weeks, 4 days, 13 hours, 47 minutes.
-
To count from 1 to 21,681,767,108,820 would take you about one million, seven hundred twenty-three thousand, five hundred thirty-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 21681767108820 cubic inches would be around 2323.7 feet tall.
Recreational maths with 21681767108820
- 21681767108820 backwards is 02880176718612
- The number of decimal digits it has is: 14
- The sum of 21681767108820's digits is 57
- More coming soon!
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"Number 21681767108820 - Facts about the integer". Numbermatics.com. 2024. Web. 26 May 2024.
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Numbermatics. (2024). Number 21681767108820 - Facts about the integer. Retrieved 26 May 2024, from https://numbermatics.com/n/21681767108820/
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The information we have on file for 21681767108820 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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