20728178606016

Names of 20728178606016

• Cardinal: 20728178606016 can be written as Twenty trillion, seven hundred twenty-eight billion, one hundred seventy-eight million, six hundred six thousand and sixteen.

Scientific notation

• Scientific notation: 2.0728178606016 × 10¹³

Factors of 20728178606016

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 39597

Divisors of 20728178606016

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 61 63 64 72 84 96 98 112 122 126 144 147 168 183 192 196 224 244 252 288 294 307 336 366 392 427 441 448 488 504 549 576 588 614 672 732 784 854 882 921 976 1008 1098 1176 1228 1281 1344 1464 1568 1708 1764 1842 1952 2016 2149 2196 2352 2456 2562 2763 2928 2989 3136 3416 3528 3684 3843 3904 4032 4298 4392 4704 4912 5124 5526 5856 5978 6447 6832 7056 7368 7686 8596 8784 8967 9408 9824 10248 11052 11712 11956 12894 13664 14112 14736 15043 15372 17192 17568 17934 18727 19341 19648 20496 22104 23912 25788 26901 27328 28224 29472 30086 30744 34384 35136 35868 37454 38682 39217 40992 44208 45129 47824 51576 53802 56181 58944 60172 61488 68768 71736 74908 77364 78434 81984 88416 90258 95648 103152 107604 112362 117651 120344 122976 131089 135387 137536 143472 149816 154728 156868 168543 176832 180516 191296 206304 215208 224724 235302 240688 245952 262178 270774 274519 286944 299632 309456 313736 337086 352953 361032 393267 412608 430416 449448 470604 481376 524356 541548 549038 573888 599264 618912 627472 674172 705906 722064 786534 823557 860832 898896 917623 941208 962752 1048712 1083096 1098076 1179801 1198528 1237824 1254944 1348344 1411812 1444128 1573068 1647114 1721664 1797792 1835246 1882416 1921633 2097424 2166192 2196152 2359602 2392237 2470671 2509888 2696688 2752869 2823624 2888256 3146136 3294228 3595584 3670492 3764832 3843266 4194848 4332384 4392304 4719204 4784474 4941342 5393376 5505738 5647248 5764899 6292272 6588456 7176711 7340984 7529664 7686532 8258607 8389696 8664768 8784608 9438408 9568948 9882684 10786752 11011476 11294496 11529798 12039619 12584544 13176912 14353422 14681968 15373064 16517214 16745659 17294697 17569216 18876816 19137896 19765368 21530133 22022952 22588992 23059596 24079238 25169088 26353824 28706844 29363936 30746128 33034428 33491318 34589394 36118857 37753632 38275792 39530736 43060266 44045904 46119192 48158476 50236977 52707648 57413688 58727872 61492256 66068856 66982636 69178788 72237714 75507264 76551584 79061472 84277333 86120532 88091808 92238384 96316952 100473954 108356571 114827376 117219613 122984512 132137712 133965272 138357576 144475428 150710931 153103168 158122944 168554666 172241064 176183616 184476768 192633904 200947908 216713142 229654752 234439226 252831999 264275424 267930544 276715152 288950856 301421862 337109332 344482128 351658839 368953536 385267808 401895816 433426284 459309504 468878452 505663998 528550848 535861088 553430304 577901712 589941331 602843724 674218664 688964256 703317678 734416759 758495997 770535616 803791632 866852568 937756904 1011327996 1054976517 1071722176 1106860608 1155803424 1179882662 1205687448 1348437328 1377928512 1406635356 1468833518 1516991994 1607583264 1733705136 1769823993 1875513808 2022655992 2109953034 2203250277 2311606848 2359765324 2411374896 2696874656 2813270712 2937667036 3033983988 3215166528 3467410272 3539647986 3751027616 4045311984 4219906068 4406500554 4719530648 4822749792 5140917313 5309471979 5393749312 5626541424 5875334072 6067967976 6609750831 6934820544 7079295972 7502055232 8090623968 8439812136 8813001108 9439061296 9645499584 10281834626 10618943958 11253082848 11750668144 12135935952 13219501662 14158591944 15422751939 16181247936 16879624272 17626002216 18878122592 20563669252 21237887916 22506165696 23501336288 24271871904 26439003324 28317183888 30845503878 33759248544 35252004432 35986421191 37756245184 41127338504 42475775832 46268255817 47002672576 48543743808 52878006648 56634367776 61691007756 67518497088 70504008864 71972842382 82254677008 84951551664 92536511634 105756013296 107959263573 113268735552 123382015512 141008017728 143945684764 164509354016 169903103328 185073023268 211512026592 215918527146 246764031024 287891369528 323877790719 329018708032 339806206656 370146046536 423024053184 431837054292 493528062048 575782739056 647755581438 740292093072 863674108584 987056124096 1151565478112 1295511162876 1480584186144 1727348217168 2303130956224 2591022325752 2961168372288 3454696434336 5182044651504 6909392868672 10364089303008 20728178606016
• Sum of all divisors σ(n): 70477384273296
• Sum of proper divisors (its aliquot sum) s(n): 49749205667280
• 20728178606016 is an abundant number, because the sum of its proper divisors (49749205667280) is greater than itself. Its abundance is 29021027061264

Bases of 20728178606016

• Binary: 100101101101000100111101110001111111111000000₂
• Hexadecimal: 0x12DA27B8FFC0
• Base-36: 7CIE6CTS0

Squares and roots of 20728178606016

• 20728178606016 squared (20728178606016²) is 429657388322899404951392256
• 20728178606016 cubed (20728178606016³) is 8906015084551432183816745821212497412096
• The square root of 20728178606016 is 4552820.9503577011
• The cube root of 20728178606016 is 27469.6871966593

Scales and comparisons

• 20,728,178,606,016 seconds is equal to 659,091 years, 50 weeks, 14 hours, 33 minutes, 36 seconds.
• To count from 1 to 20,728,178,606,016 would take you about one million, six hundred forty-seven thousand, seven hundred twenty-nine 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 20728178606016 cubic inches would be around 2289.1 feet tall.

Recreational maths with 20728178606016

• 20728178606016 backwards is 61060687182702
• The number of decimal digits it has is: 14
• The sum of 20728178606016's digits is 54
• More coming soon!