8009905978368

Names of 8009905978368

• Cardinal: 8009905978368 can be written as Eight trillion, nine billion, nine hundred five million, nine hundred seventy-eight thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 8.009905978368 × 10¹²

Factors of 8009905978368

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 19863

Divisors of 8009905978368

• Number of divisors d(n): 880
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 27 28 32 34 36 41 42 48 51 54 56 63 64 68 72 81 82 84 96 102 108 112 119 123 126 128 136 144 153 162 164 168 189 192 204 216 224 238 246 252 256 272 287 288 306 324 328 336 357 369 378 384 408 432 448 459 476 492 504 512 544 567 574 576 612 648 656 672 697 714 738 756 768 816 861 864 896 918 952 984 1008 1024 1071 1088 1107 1134 1148 1152 1224 1296 1312 1344 1377 1394 1428 1476 1512 1536 1632 1722 1728 1792 1836 1904 1968 2016 2091 2142 2176 2214 2268 2296 2304 2448 2583 2592 2624 2688 2754 2788 2856 2952 3024 3072 3213 3264 3321 3444 3456 3584 3672 3808 3936 4032 4182 4284 4352 4428 4536 4592 4608 4879 4896 5166 5184 5248 5376 5508 5576 5712 5904 6048 6273 6426 6528 6642 6888 6912 7168 7344 7616 7749 7872 8064 8364 8568 8704 8856 9072 9184 9216 9639 9758 9792 10332 10368 10496 10752 11016 11152 11424 11808 12096 12546 12852 13056 13284 13776 13824 14637 14688 15232 15498 15744 16128 16728 17136 17408 17712 18144 18368 18819 19278 19516 19584 19793 20664 20736 20992 21504 22032 22304 22848 23247 23616 24192 25092 25704 26112 26568 27552 27648 29274 29376 30464 30996 31488 32256 33456 34272 35424 36288 36736 37638 38556 39032 39168 39586 41328 41472 41984 43911 44064 44608 45696 46494 47232 48384 50184 51408 52224 53136 55104 56457 58548 58752 59379 60928 61992 62976 64512 66912 68544 70848 72576 73472 75276 77112 78064 78336 79172 82656 82944 87822 88128 89216 91392 92988 94464 96768 100368 102816 106272 110208 112914 117096 117504 118758 121856 123984 125952 131733 133824 137088 138551 141696 145152 146944 150552 154224 156128 156672 158344 165312 175644 176256 178137 178432 182784 185976 188928 193536 200736 205632 212544 220416 225828 234192 235008 237516 247968 263466 267648 274176 277102 283392 290304 293888 301104 308448 312256 316688 330624 336481 351288 352512 356274 356864 365568 371952 377856 395199 401472 411264 415653 425088 440832 451656 468384 470016 475032 495936 526932 534411 535296 548352 554204 566784 580608 602208 616896 624512 633376 661248 672962 702576 705024 712548 713728 743904 790398 802944 811513 822528 831306 850176 881664 903312 936768 950064 991872 1009443 1053864 1068822 1070592 1096704 1108408 1133568 1204416 1233792 1246959 1249024 1266752 1322496 1345924 1405152 1410048 1425096 1487808 1580796 1603233 1605888 1623026 1645056 1662612 1700352 1806624 1873536 1900128 1983744 2018886 2107728 2137644 2141184 2216816 2355367 2408832 2434539 2467584 2493918 2498048 2533504 2644992 2691848 2810304 2850192 2975616 3028329 3161592 3206466 3211776 3246052 3290112 3325224 3400704 3613248 3740877 3747072 3800256 3967488 4037772 4215456 4275288 4433632 4710734 4817664 4869078 4935168 4987836 4996096 5067008 5383696 5620608 5680591 5700384 5951232 6056658 6323184 6412932 6423552 6492104 6650448 7066101 7226496 7303617 7481754 7494144 7600512 7934976 8075544 8430912 8550576 8867264 9084987 9421468 9635328 9738156 9870336 9975672 10134016 10767392 11222631 11241216 11361182 11400768 11902464 12113316 12646368 12825864 12984208 13300896 13795721 14132202 14452992 14607234 14963508 14988288 15201024 16151088 16861824 17041773 17101152 17734528 18169974 18842936 19270656 19476312 19951344 20268032 21198303 21534784 21910851 22445262 22482432 22722364 22801536 23804928 24226632 25292736 25651728 25968416 26601792 27254961 27591442 28264404 28905984 29214468 29927016 30402048 32302176 33723648 34083546 34202304 35469056 36339948 37685872 38952624 39902688 41387163 42396606 43069568 43821702 44890524 44964864 45444728 45603072 48453264 50585472 51125319 51303456 51936832 53203584 54509922 55182884 56528808 57811968 58428936 59854032 60804096 63594909 64604352 65732553 67447296 68167092 68404608 70938112 72679896 75371744 77905248 79805376 82774326 84793212 86139136 87643404 89781048 90889456 91206144 96570047 96906528 101170944 102250638 102606912 103873664 106407168 109019844 110365768 113057616 116857872 119708064 124161489 127189818 129208704 131465106 134894592 136334184 136809216 141876224 145359792 150743488 153375957 155810496 159610752 165548652 169586424 172278272 175286808 179562096 181778912 182412288 190784727 193140094 193813056 202341888 204501276 205213824 207747328 212814336 218039688 220731536 226115232 233715744 239416128 248322978 254379636 258417408 262930212 272668368 273618432 289710141 290719584 301486976 306751914 311620992 319221504 331097304 339172848 344556544 350573616 359124192 363557824 372484467 381569454 386280188 387626112 404683776 409002552 410427648 415494656 425628672 436079376 441463072 452230464 460127871 467431488 478832256 496645956 508759272 516834816 525860424 545336736 547236864 579420282 581439168 602973952 613503828 623241984 638443008 662194608 678345696 701147232 718248384 727115648 744968934 763138908 772560376 775252224 818005104 820855296 830989312 869130423 872158752 882926144 904460928 920255742 934862976 957664512 993291912 1017518544 1033669632 1051720848 1090673472 1117453401 1158840564 1162878336 1205947904 1227007656 1246483968 1276886016 1324389216 1356691392 1402294464 1436496768 1454231296 1489937868 1526277816 1545120752 1550504448 1636010208 1641710592 1738260846 1744317504 1765852288 1808921856 1840511484 1869725952 1915329024 1986583824 2035037088 2103441696 2181346944 2234906802 2317681128 2325756672 2411895808 2454015312 2492967936 2607391269 2648778432 2713382784 2804588928 2872993536 2908462592 2979875736 3052555632 3090241504 3101008896 3272020416 3476521692 3488635008 3531704576 3617843712 3681022968 3739451904 3830658048 3973167648 4070074176 4206883392 4362693888 4469813604 4635362256 4651513344 4908030624 5214782538 5297556864 5426765568 5609177856 5745987072 5816925184 5959751472 6105111264 6180483008 6544040832 6953043384 6977270016 7063409152 7235687424 7362045936 7478903808 7822173807 7946335296 8140148352 8413766784 8725387776 8939627208 9270724512 9303026688 9816061248 10429565076 10595113728 10853531136 11218355712 11491974144 11919502944 12210222528 12360966016 13088081664 13906086768 13954540032 14126818304 14724091872 15644347614 15892670592 16280296704 16827533568 17450775552 17879254416 18541449024 19632122496 20859130152 21190227456 21707062272 22436711424 23839005888 24420445056 24721932032 26176163328 27812173536 27909080064 29448183744 31288695228 31785341184 32560593408 33655067136 35758508832 37082898048 39264244992 41718260304 42380454912 47678011776 48840890112 49443864064 52352326656 55624347072 58896367488 62577390456 63570682368 65121186816 67310134272 71517017664 74165796096 78528489984 83436520608 95356023552 97681780224 98887728128 111248694144 117792734976 125154780912 127141364736 143034035328 148331592192 157056979968 166873041216 190712047104 195363560448 222497388288 235585469952 250309561824 286068070656 296663184384 333746082432 381424094208 444994776576 471170939904 500619123648 572136141312 667492164864 889989553152 1001238247296 1144272282624 1334984329728 2002476494592 2669968659456 4004952989184 8009905978368
• Sum of all divisors σ(n): 29651629258944
• Sum of proper divisors (its aliquot sum) s(n): 21641723280576
• 8009905978368 is an abundant number, because the sum of its proper divisors (21641723280576) is greater than itself. Its abundance is 13631817302208

Bases of 8009905978368

• Binary: 1110100100011110011100110011011110000000000₂
• Hexadecimal: 0x748F399BC00
• Base-36: 2U7P77K00

Squares and roots of 8009905978368

• 8009905978368 squared (8009905978368²) is 64158593782295427283943424
• 8009905978368 cubed (8009905978368³) is 513904303900492136075607452551879852032
• The square root of 8009905978368 is 2830177.7291131383
• The cube root of 8009905978368 is 20008.2515770787

Scales and comparisons

• 8,009,905,978,368 seconds is equal to 254,690 years, 12 weeks, 1 day, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 8,009,905,978,368 would take you about six hundred thirty-six thousand, seven hundred twenty-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 8009905978368 cubic inches would be around 1667.4 feet tall.

Recreational maths with 8009905978368

• 8009905978368 backwards is 8638795099008
• 8009905978368 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 8009905978368's digits is 72
• More coming soon!