18208919292928

Names of 18208919292928

• Cardinal: 18208919292928 can be written as Eighteen trillion, two hundred eight billion, nine hundred nineteen million, two hundred ninety-two thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8208919292928 × 10¹³

Factors of 18208919292928

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1931

Divisors of 18208919292928

• Number of divisors d(n): 792
• Complete list of divisors:
  1 2 4 7 8 13 14 16 17 19 26 28 32 34 38 52 56 64 68 76 91 104 112 119 128 133 136 152 182 208 221 224 238 247 256 266 272 289 304 323 361 364 416 442 448 476 494 512 532 544 578 608 646 722 728 832 884 896 952 988 1024 1064 1088 1156 1216 1292 1444 1456 1547 1664 1729 1768 1792 1873 1904 1976 2023 2128 2176 2261 2312 2432 2527 2584 2888 2912 3094 3328 3458 3536 3584 3746 3757 3808 3952 4046 4199 4256 4352 4522 4624 4693 4864 5054 5168 5491 5776 5824 6137 6188 6656 6916 7072 7168 7492 7514 7616 7904 8092 8398 8512 8704 9044 9248 9386 9728 10108 10336 10982 11552 11648 12274 12376 13111 13312 13832 14144 14984 15028 15232 15808 16184 16796 17024 17408 18088 18496 18772 19456 20216 20672 21964 23104 23296 24349 24548 24752 26222 26299 27664 28288 29393 29968 30056 30464 31616 31841 32368 32851 33592 34048 35587 36176 36992 37544 38437 40432 41344 42959 43928 46208 46592 48698 49096 49504 52444 52598 55328 56576 58786 59936 60112 60928 63232 63682 64736 65702 67184 68096 71174 71383 72352 73984 75088 76874 79781 80864 82688 85918 87856 92416 93184 97396 98192 99008 104329 104888 105196 110656 113152 117572 119872 120224 121856 126464 127364 129472 131404 134368 136192 142348 142766 144704 147968 150176 153748 159562 161728 165376 170443 171836 175712 184832 194792 196384 198016 208658 209776 210392 221312 222887 226304 235144 239744 240448 249109 252928 254728 258944 262808 268736 284696 285532 289408 295936 300352 307496 319124 323456 330752 340886 343672 351424 369664 389584 392768 396032 413933 417316 419552 420784 442624 445774 462631 470288 479488 480896 498218 499681 509456 517888 525616 537472 541297 558467 569392 571064 578816 600704 604979 614992 638248 646912 676153 681772 687344 702848 730303 779168 785536 792064 827866 834632 839104 841568 885248 891548 925262 940576 958976 961792 996436 999362 1018912 1035776 1051232 1074944 1082594 1116934 1138784 1142128 1157632 1201408 1209958 1229984 1276496 1293824 1352306 1356277 1363544 1374688 1405696 1460606 1558336 1571072 1584128 1655732 1669264 1678208 1683136 1770496 1783096 1850524 1881152 1917952 1923584 1992872 1998724 2037824 2071552 2102464 2149888 2165188 2233868 2277568 2284256 2315264 2402816 2419916 2459968 2552992 2587648 2704612 2712554 2727088 2749376 2811392 2897531 2921212 3116672 3142144 3238417 3311464 3338528 3356416 3366272 3566192 3701048 3762304 3789079 3847168 3985744 3997448 4075648 4204928 4234853 4299776 4330376 4467736 4555136 4568512 4733071 4805632 4839832 4919936 5105984 5409224 5425108 5454176 5498752 5622784 5795062 5842424 6233344 6284288 6476834 6622928 6677056 6712832 6732544 7036861 7132384 7402096 7524608 7578158 7864727 7971488 7994896 8151296 8409856 8469706 8660752 8789989 8935472 9110272 9137024 9466142 9493939 9679664 9839872 10211968 10284643 10818448 10850216 10908352 10997504 11494601 11590124 11684848 12466688 12953668 13245856 13354112 13425664 13465088 14073722 14264768 14804192 15049216 15156316 15729454 15942976 15989792 16302592 16819712 16939412 17321504 17579978 17870944 18220544 18274048 18932284 18987878 19359328 19679744 20423936 20569286 21636896 21700432 21816704 21995008 22989202 23180248 23369696 24933376 25907336 26491712 26708224 26930176 28147444 28529536 29608384 30098432 30312632 31458908 31885952 31979584 32605184 33639424 33878824 34643008 35159956 35741888 36441088 36548096 37864568 37975756 38718656 39359488 40847872 41138572 43273792 43400864 43633408 43990016 45978404 46360496 46739392 49258027 51814672 52983424 53416448 55053089 56294888 57059072 59216768 60625264 61529923 62917816 63771904 63959168 67757648 69286016 70319912 71483776 71992501 73096192 75729136 75951512 77437312 80462207 81695744 82277144 86547584 86801728 87266816 91956808 92720992 93478784 98516054 103629344 105966848 106832896 110106178 112589776 114118144 118433536 121250528 123059846 125835632 127543808 127918336 133700359 135515296 138572032 140639824 142967552 143985002 149429813 151458272 151903024 154874624 160924414 164554288 173095168 173603456 174533632 183913616 185441984 186957568 195408217 197032108 207258688 211933696 220212356 225179552 228236288 236867072 242501056 246119692 251671264 255087616 255836672 267400718 271030592 277144064 281279648 285935104 287970004 298859626 302916544 303806048 309749248 321848828 329108576 346190336 347206912 367827232 370883968 373915136 390816434 394064216 414517376 423867392 440424712 450359104 473734144 485002112 492239384 503342528 511673344 534801436 542061184 554288128 562559296 571870208 575940008 597719252 605833088 607612096 619498496 643697656 658217152 692380672 694413824 735654464 741767936 747830272 781632868 788128432 829034752 880849424 900718208 935902513 970004224 984478768 1006685056 1046008691 1069602872 1084122368 1125118592 1151880016 1195438504 1211666176 1215224192 1287395312 1316434304 1367857519 1388827648 1471308928 1483535872 1563265736 1576256864 1658069504 1761698848 1801436416 1871805026 1940008448 1968957536 2013370112 2092017382 2139205744 2168244736 2250237184 2303760032 2390877008 2423332352 2430448384 2540306821 2574790624 2632868608 2735715038 2942617856 2967071744 3126531472 3152513728 3316139008 3523397696 3602872832 3743610052 3880016896 3937915072 4026740224 4184034764 4278411488 4336489472 4500474368 4607520064 4781754016 4846664704 4860896768 5080613642 5149581248 5265737216 5471430076 5885235712 6253062944 6305027456 7046795392 7205745664 7487220104 7875830144 8053480448 8368069528 8556822976 9000948736 9215040128 9563508032 9721793536 10161227284 10299162496 10531474432 10942860152 11770471424 12506125888 12610054912 14093590784 14974440208 15751660288 16736139056 17113645952 17782147747 18430080256 19127016064 20322454568 20598324992 21885720304 25012251776 25220109824 28187181568 29948880416 31503320576 33472278112 34227291904 35564295494 36860160512 38254032128 40644909136 41196649984 43771440608 50024503552 50440219648 56374363136 59897760832 63006641152 66944556224 68454583808 71128590988 73720321024 76508064256 81289818272 82393299968 87542881216 100049007104 119795521664 133889112448 136909167616 142257181976 153016128512 162579636544 175085762432 200098014208 239591043328 267778224896 284514363952 325159273088 350171524864 479182086656 535556449792 569028727904 650318546176 700343049728 958364173312 1071112899584 1138057455808 1300637092352 1400686099456 2276114911616 2601274184704 4552229823232 9104459646464 18208919292928
• Sum of all divisors σ(n): 50253787967712
• Sum of proper divisors (its aliquot sum) s(n): 32044868674784
• 18208919292928 is an abundant number, because the sum of its proper divisors (32044868674784) is greater than itself. Its abundance is 13835949381856

Bases of 18208919292928

• Binary: 100001000111110011000001010101000110000000000₂
• Hexadecimal: 0x108F982A8C00
• Base-36: 6GD28EN0G

Squares and roots of 18208919292928

• 18208919292928 squared (18208919292928²) is 331564741816365535470813184
• 18208919292928 cubed (18208919292928³) is 6037435624114709600563987705982460362752
• The square root of 18208919292928 is 4267191.0307517287
• The cube root of 18208919292928 is 26308.4174037765

Scales and comparisons

• 18,208,919,292,928 seconds is equal to 578,987 years, 16 weeks, 16 hours, 55 minutes, 28 seconds.
• To count from 1 to 18,208,919,292,928 would take you about one million, four hundred forty-seven thousand, four hundred sixty-eight 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 18208919292928 cubic inches would be around 2192.4 feet tall.

Recreational maths with 18208919292928

• 18208919292928 backwards is 82929291980281
• The number of decimal digits it has is: 14
• The sum of 18208919292928's digits is 70
• More coming soon!