21005759679372

Names of 21005759679372

• Cardinal: 21005759679372 can be written as Twenty-one trillion, five billion, seven hundred fifty-nine million, six hundred seventy-nine thousand, three hundred seventy-two.

Scientific notation

• Scientific notation: 2.1005759679372 × 10¹³

Factors of 21005759679372

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 135

Divisors of 21005759679372

• Number of divisors d(n): 900
• Complete list of divisors:
  1 2 3 4 6 9 12 13 17 18 26 27 29 34 36 39 51 52 54 58 68 71 78 81 87 102 108 116 117 142 153 156 162 174 204 213 221 234 261 284 289 306 324 348 351 377 426 442 459 468 493 522 578 612 639 663 702 754 783 841 852 867 884 918 923 986 1044 1053 1131 1156 1207 1278 1326 1377 1404 1479 1508 1566 1682 1734 1836 1846 1917 1972 1989 2059 2106 2262 2349 2414 2523 2556 2601 2652 2754 2769 2958 3132 3364 3393 3468 3621 3692 3757 3834 3978 4118 4212 4437 4524 4698 4828 4913 5046 5202 5508 5538 5751 5916 5967 6177 6409 6786 7242 7514 7569 7668 7803 7956 8236 8307 8381 8874 9396 9826 10092 10179 10404 10863 10933 11076 11271 11502 11934 12354 12818 13311 13572 14297 14484 14739 15028 15138 15606 15691 16614 16762 17748 17901 18531 19227 19652 20358 20519 21726 21866 22542 22707 23004 23409 23868 24708 24921 25143 25636 26622 26767 28594 29478 30276 30537 31212 31382 32589 32799 33228 33524 33813 35003 35802 37062 38454 39933 40716 41038 42891 43452 43732 44217 45084 45414 46818 47073 49842 50286 53244 53534 55593 57188 57681 58956 59711 61074 61557 62764 63869 65178 65598 67626 68121 70006 71604 74124 74763 75429 76908 79866 80301 82076 83521 85782 88434 90828 93636 94146 97767 98397 99684 100572 101439 105009 107068 108953 111186 115362 119422 122148 123114 127738 128673 130356 131196 132651 135252 136242 140012 141219 142477 149526 150858 159732 160602 166779 167042 171564 173043 176868 179133 184671 185861 188292 191607 195534 196794 202878 210018 217906 222372 226287 230724 238844 240903 243049 246228 250563 255476 257346 265302 266747 272484 282438 284954 295191 299052 301716 304317 315027 321204 326859 333558 334084 346086 348823 358266 369342 371722 383214 386019 391068 393588 397953 405756 420036 423657 427431 435812 452574 455039 481806 486098 501126 514692 519129 530604 533494 537399 554013 557583 564876 569908 574821 590382 595051 608634 630054 653718 667116 678861 692172 697646 716532 722709 729147 738684 743444 751689 766428 772038 776243 795906 800241 847314 854862 885573 905148 910078 945081 963612 972196 980577 1002252 1015087 1038258 1046469 1066988 1074798 1085773 1108026 1115166 1149642 1158057 1180764 1190102 1217268 1260108 1270971 1282293 1307436 1357722 1365117 1395292 1445418 1458294 1503378 1544076 1552486 1591812 1600482 1612197 1662039 1672749 1694628 1709724 1724463 1771146 1785153 1820156 1852201 1890162 1961154 2030174 2076516 2092938 2149596 2168127 2171546 2187441 2216052 2230332 2255067 2299284 2316114 2328729 2380204 2400723 2422109 2541942 2564586 2715444 2730234 2835243 2890836 2916588 2941731 3006756 3045261 3104972 3139407 3159637 3200964 3224394 3257319 3324078 3345498 3448926 3542292 3570306 3704402 3780324 3846879 3922308 4060348 4095351 4131833 4185876 4336254 4343092 4374882 4510134 4534699 4632228 4657458 4801446 4836591 4844218 5018247 5083884 5129172 5173389 5355459 5460468 5556603 5670486 5883462 5929991 6090522 6278814 6319274 6448788 6514638 6562323 6648156 6690996 6765201 6897852 6986187 7140612 7202169 7266327 7408804 7693758 7735663 8190702 8263666 8672508 8749764 8825193 9020268 9069398 9135783 9314916 9418221 9478911 9602892 9673182 9688436 9771957 10036494 10115867 10346778 10710918 11113206 11340972 11540637 11766924 11859982 12181044 12286053 12395499 12557628 12638548 13029276 13124646 13196131 13530402 13604097 13972374 14404338 14532654 15054741 15387516 15471326 16066377 16381404 16527332 16669809 17256479 17650386 17789973 18138796 18271566 18836442 18957822 19346364 19543914 19686969 20072988 20231734 20693556 20958561 21421836 21606507 21798981 22226412 23081274 23206989 23719964 24572106 24790998 26249292 26392262 27060804 27208194 27407349 27944748 28254663 28436733 28808676 29065308 29315871 30109482 30347601 30942652 31487417 32132754 33339618 34512958 35300772 35579946 36543132 36858159 37186497 37672884 37915644 39087828 39373938 39588393 40463468 40812291 41917122 43213014 43597962 46162548 46413978 48199131 49144212 49581996 50009427 51769437 52784524 53369919 53713829 54416388 54814698 56509326 56873466 58631742 60218964 60695202 62875683 62974834 64265508 65396943 66679236 69025916 69620967 70241161 71159892 73716318 74372994 77089883 78747876 79176786 81624582 82222047 83834244 85310199 86426028 87195924 87947613 91042803 92827956 94462251 96398262 100018854 103538874 106739838 107427658 109629396 111559491 113018652 113746932 117263484 118765179 121390404 122436873 125751366 125949668 130793886 131506271 139241934 140482322 147432636 148745988 150028281 154179766 155308311 158353572 160109757 161141487 163249164 164444094 170620398 171969739 175895226 182085606 188924502 192796524 196190829 200037708 207077748 208862901 210723483 213479676 214855316 223118982 224334227 231269649 237530358 244873746 251502732 255930597 261587772 263012542 273128409 278483868 280964644 283386753 293360143 300056562 308359532 310616622 320219514 322282974 328888188 334678473 341240796 343939478 351790452 356295537 364171212 367310619 377849004 392381658 394518813 417725802 421446966 446237964 448668454 462539298 465924933 475060716 480329271 483424461 489747492 511861194 515909217 526025084 546256818 566773506 586720286 600113124 621233244 626588703 632170449 640439028 644565948 669356946 673002681 687878956 693808947 712591074 734621238 784763316 789037626 819385227 835451604 842893932 850160259 880080429 897336908 913135093 925078596 931849866 960658542 966848922 1023722388 1031818434 1068886611 1092513636 1133547012 1173440572 1183556439 1253177406 1264340898 1338713892 1346005362 1387617894 1397774799 1425182148 1450273383 1469242476 1547727651 1578075252 1638770454 1700320518 1760160858 1826270186 1863699732 1896511347 1921317084 1933697844 2019008043 2063636868 2081426841 2137773222 2235606607 2367112878 2506354812 2528681796 2550480777 2640241287 2692010724 2739405279 2775235788 2795549598 2900546766 3095455302 3277540908 3400641036 3520321716 3550669317 3652540372 3793022694 3813681859 4038016086 4162853682 4275546444 4350820149 4471213214 4643182953 4734225756 4987122431 5100961554 5280482574 5478810558 5591099196 5689534041 5801093532 6057024129 6190910604 6244280523 6706819821 7101338634 7586045388 7627363718 7920723861 8076032172 8218215837 8325707364 8701640298 8942426428 9286365906 9974244862 10201923108 10560965148 10652007951 10957621116 11379068082 11441045577 12114048258 12488561046 13413639642 13929548859 14202677268 14961367293 15254727436 15841447722 16436431674 17403280596 18171072387 18572731812 19948489724 20120459463 21304015902 22758136164 22882091154 23762171583 24228096516 24654647511 24977122092 26827279284 27859097718 29922734586 31682895444 32872863348 34323136731 36342144774 40240918926 42608031804 44884101879 45764182308 47524343166 49309295022 55718195436 59845469172 60361378389 64832591603 68646273462 72684289548 73963942533 80481837852 89768203758 95048686332 98618590044 102969410193 120722756778 129665183206 134652305637 137292546924 147927885066 179536407516 181084135167 194497774809 205938820386 241445513556 259330366412 269304611274 295855770132 308908230579 362168270334 388995549618 403956916911 411877640772 538609222548 583493324427 617816461158 724336540668 777991099236 807913833822 1166986648854 1235632922316 1615827667644 1750479973281 2333973297708 3500959946562 5251439919843 7001919893124 10502879839686 21005759679372
• Sum of all divisors σ(n): 65991259269936
• Sum of proper divisors (its aliquot sum) s(n): 44985499590564
• 21005759679372 is an abundant number, because the sum of its proper divisors (44985499590564) is greater than itself. Its abundance is 23979739911192

Bases of 21005759679372

• Binary: 100110001101011001000110110000000101110001100₂
• Hexadecimal: 0x131AC8D80B8C
• Base-36: 7G1WUYKR0

Squares and roots of 21005759679372

• 21005759679372 squared (21005759679372²) is 441241939707530468242314384
• 21005759679372 cubed (21005759679372³) is 9268622145956334564039598823255063686848
• The square root of 21005759679372 is 4583204.0844121267
• The cube root of 21005759679372 is 27591.7638377989

Scales and comparisons

• 21,005,759,679,372 seconds is equal to 667,918 years, 9 weeks, 3 days, 12 hours, 16 minutes, 12 seconds.
• To count from 1 to 21,005,759,679,372 would take you about one million, six hundred sixty-nine thousand, seven hundred ninety-five 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 21005759679372 cubic inches would be around 2299.3 feet tall.

Recreational maths with 21005759679372

• 21005759679372 backwards is 27397695750012
• The number of decimal digits it has is: 14
• The sum of 21005759679372's digits is 63
• More coming soon!