28080428716890

Names of 28080428716890

• Cardinal: 28080428716890 can be written as Twenty-eight trillion, eighty billion, four hundred twenty-eight million, seven hundred sixteen thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 2.808042871689 × 10¹³

Factors of 28080428716890

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 259

Divisors of 28080428716890

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 22 29 30 31 33 41 45 55 58 62 66 82 87 90 93 99 110 123 137 145 155 165 174 186 198 205 246 261 274 279 290 310 319 330 341 369 410 411 435 451 465 495 522 558 615 638 682 685 738 822 870 899 902 930 957 990 1023 1189 1230 1233 1271 1305 1353 1370 1395 1507 1595 1681 1705 1798 1845 1914 2046 2055 2255 2378 2466 2542 2610 2697 2706 2790 2871 3014 3069 3190 3362 3410 3567 3690 3813 3973 4059 4110 4247 4495 4510 4521 4785 5043 5115 5394 5617 5742 5945 6138 6165 6355 6765 7134 7535 7626 7946 8091 8118 8405 8494 8990 9042 9570 9889 10086 10230 10701 11234 11439 11890 11919 12330 12710 12741 13079 13485 13530 13563 13981 14355 15070 15129 15345 16182 16810 16851 17835 18491 18769 19065 19778 19865 20295 21235 21402 22605 22878 23838 25215 25482 26158 26970 27126 27962 28085 28710 29667 30258 30690 33702 35670 35757 36859 36982 37538 38130 38223 39237 39730 40455 40590 41943 42470 43703 45210 46717 48749 49445 50430 50553 52111 53505 55473 56170 56307 57195 59334 59595 61787 63705 65395 67815 69905 71514 73718 75645 76446 78474 80910 83886 84255 87406 89001 92455 93434 93845 97498 98890 101106 104222 107010 110577 110946 112614 114390 117711 119190 123163 123574 125829 127410 130790 131109 135630 139810 140151 146247 148335 151290 156333 162893 166419 168510 168921 174127 178002 178785 184295 184910 185361 187690 191115 196185 206459 209715 218515 221154 230297 233585 235422 243745 246326 251658 252765 260555 262218 277365 280302 281535 292494 296670 308935 312666 325786 331731 332838 337842 348254 357570 368590 369489 370722 382230 392370 393327 405449 412918 419430 420453 437030 438741 445005 460594 467170 468999 487490 488679 505530 521110 522381 536239 544301 552885 554730 556083 563070 573221 581839 588555 615815 617870 619377 629145 655545 663462 690891 700755 731235 738978 769529 781665 786654 810898 814465 832095 840906 844605 870635 877482 890010 926805 937998 977358 1032295 1044762 1072478 1088602 1105770 1108467 1112166 1146442 1151485 1163678 1177110 1216347 1231630 1238754 1258290 1311090 1354793 1381782 1401510 1462470 1466037 1511219 1539058 1563330 1567143 1608717 1628930 1632903 1658655 1664190 1689210 1719663 1741270 1745517 1791823 1847445 1853610 1858131 1915397 1966635 2027245 2064590 2072673 2102265 2193705 2216934 2302970 2308587 2344995 2432694 2443395 2533267 2611905 2681195 2709586 2721505 2780415 2866105 2909195 2932074 3022438 3096885 3134286 3217434 3265806 3317310 3439326 3454455 3491034 3583646 3649041 3694890 3716262 3830794 3847645 3933270 4054490 4064379 4145346 4204530 4387410 4533657 4617174 4689990 4826151 4886790 4898709 5049683 5066534 5158989 5223810 5236551 5362390 5375469 5443010 5542335 5560830 5732210 5746191 5818390 5987311 6081735 6193770 6400229 6678613 6773965 6908910 6925761 7139207 7298082 7330185 7556095 7599801 7695290 7835715 8043585 8128758 8164515 8464819 8598315 8727585 8959115 9067314 9290655 9576985 9652302 9797418 10099366 10317978 10363365 10473102 10750938 11084670 11492382 11542935 11974622 12163470 12193137 12666335 12800458 13357226 13547930 13600971 13851522 14278414 14660370 15112190 15149049 15199602 15671430 16087170 16126407 16329030 16623409 16873331 16929638 17196630 17238573 17455170 17918230 17961933 18245205 18581310 19153970 19200687 20035839 20321895 20726730 21417621 22316341 22668285 22799403 23085870 23855399 24130755 24386274 24493545 25248415 25332670 25394457 25794945 26182755 26877345 27201942 28730955 29936555 30298098 31550689 32001145 32252814 33246818 33393065 33746662 34477146 34628805 35696035 35923866 36490410 37999005 38401374 40071678 40643790 42324095 42835242 44632682 45336570 45447147 45598806 47710798 48261510 48987090 49870227 50496830 50619993 50788914 51589890 52365510 53754690 53885799 55546513 57461910 57602061 59873110 60107517 60965685 63101378 64002290 64252863 66786130 66949023 68004855 69257610 71392070 71566197 73464743 75745245 75998010 76183371 78531277 80632035 83117045 84366655 84648190 86192865 89809665 90894294 94652067 96003435 99740454 100179195 101239986 107088105 107771598 111093026 111581705 113997015 115204122 119276995 120215034 121931370 126972285 128505726 133898046 136009710 143132394 146929486 149610681 151490490 151859979 152366742 157062554 157753445 161264070 166234090 166639539 168733310 172385730 179619330 185606641 189304134 192006870 200358390 200847069 207037003 214176210 214698591 220394229 223163410 227235735 227994030 235593831 238553990 245479751 249351135 253099965 253944570 262409389 269428995 277732565 283956201 288010305 299221362 300537585 303719958 315506890 321264315 333279078 334745115 347057579 357830985 367323715 371213282 380916855 392656385 401694138 414074006 429397182 440788458 454471470 471187662 473260335 490959502 498702270 499918617 506199930 524818778 538857990 555465130 556819923 567912402 576020610 601075170 621111009 642528630 661182687 669490230 691806571 694115158 706781493 715661970 734647430 736439253 748053405 759299895 761833710 785312770 787228167 833197695 914969981 928033205 946520670 978071359 999837234 1004235345 1035185015 1041172737 1073492955 1101971145 1113639846 1177969155 1227398755 1242222018 1312046945 1322365374 1383613142 1413562986 1419781005 1472878506 1496106810 1518599790 1574456334 1666395390 1670459769 1735287895 1829939962 1856066410 1863333027 1956142718 2008470690 2070370030 2075419713 2082345474 2146985910 2203942290 2209317759 2277407033 2355938310 2361684501 2454797510 2499593085 2624093890 2744909943 2784099615 2839562010 2934214077 3105555045 3123518211 3305913435 3340919538 3459032855 3470575790 3533907465 3682196265 3726666054 3936140835 4150839426 4418635518 4554814066 4574849905 4723369002 4890356795 4999186170 5205863685 5489819886 5568199230 5868428154 6211110090 6226259139 6247036422 6611826870 6832221099 6918065710 7067814930 7364392530 7609872281 7872281670 8234729829 8352298845 8802642231 9149699810 9316665135 9780713590 10064669791 10377098565 10411727370 10758784949 11046588795 11387035165 11808422505 12452518278 13664442198 13724549715 14671070385 15219744562 15617591055 16469459658 16704597690 17605284462 18633330270 20129339582 20496663297 20754197130 21517569898 22093177590 22774070330 22829616843 23616845010 27449099430 28364069411 29342140770 30194009373 31131295695 31235182110 32276354847 34161105495 38049361405 40993326594 41173649145 44013211155 45659233686 50323348955 53793924745 56728138822 60388018746 62262591390 64552709694 68322210990 68488850529 76098722810 82347298290 85092208233 88026422310 90582028119 96829064541 100646697910 102483316485 107587849490 114148084215 136977701058 141820347055 150970046865 161381774235 170184416466 181164056238 193658129082 204966632970 228296168430 255276624699 283640694110 301940093730 312004763521 322763548470 342444252645 425461041165 452910140595 484145322705 510553249398 624009527042 684888505290 850922082330 905820281190 936014290563 968290645410 1276383123495 1560023817605 1872028581126 2552766246990 2808042871689 3120047635210 4680071452815 5616085743378 9360142905630 14040214358445 28080428716890
• Sum of all divisors σ(n): 87816523092480
• Sum of proper divisors (its aliquot sum) s(n): 59736094375590
• 28080428716890 is an abundant number, because the sum of its proper divisors (59736094375590) is greater than itself. Its abundance is 31655665658700

Bases of 28080428716890

• Binary: 110011000100111111011111110101001001101011010₂
• Hexadecimal: 0x1989FBFA935A
• Base-36: 9YBYY8QQI

Squares and roots of 28080428716890

• 28080428716890 squared (28080428716890²) is 788510476924340571771272100
• 28080428716890 cubed (28080428716890³) is 22141712239794882675392551169566055769000
• The square root of 28080428716890 is 5299096.9718330311
• The cube root of 28080428716890 is 30394.9367999109

Scales and comparisons

• 28,080,428,716,890 seconds is equal to 892,870 years, 40 weeks, 2 days, 1 minute, 30 seconds.
• To count from 1 to 28,080,428,716,890 would take you about two million, two hundred thirty-two thousand, one hundred seventy-six 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 28080428716890 cubic inches would be around 2532.9 feet tall.

Recreational maths with 28080428716890

• 28080428716890 backwards is 09861782408082
• The number of decimal digits it has is: 14
• The sum of 28080428716890's digits is 63
• More coming soon!