18154019268840

Names of 18154019268840

• Cardinal: 18154019268840 can be written as Eighteen trillion, one hundred fifty-four billion, nineteen million, two hundred sixty-eight thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.815401926884 × 10¹³

Factors of 18154019268840

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 137408

Divisors of 18154019268840

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 19 20 21 24 26 28 30 35 38 39 40 42 49 52 56 57 60 65 70 76 78 84 91 95 98 104 105 114 120 130 133 140 147 152 156 168 169 182 190 195 196 210 228 245 247 260 266 273 280 285 294 312 338 343 364 380 390 392 399 420 455 456 490 494 507 520 532 546 570 588 637 665 676 686 728 735 741 760 780 798 840 845 910 931 980 988 1014 1029 1064 1092 1140 1176 1183 1235 1274 1330 1352 1365 1372 1470 1482 1560 1596 1690 1715 1729 1820 1862 1911 1960 1976 1995 2028 2058 2184 2280 2366 2470 2535 2548 2660 2730 2744 2793 2940 2964 3185 3192 3211 3380 3430 3458 3549 3640 3705 3724 3822 3990 4056 4116 4459 4655 4732 4940 5070 5096 5145 5187 5320 5460 5586 5880 5915 5928 6370 6422 6517 6760 6860 6916 7098 7410 7448 7644 7980 8232 8281 8645 8918 9310 9464 9555 9633 9880 10140 10290 10374 10920 11172 11830 12103 12740 12844 13034 13377 13720 13832 13965 14196 14820 15288 15960 16055 16562 17290 17745 17836 18620 19110 19266 19551 20280 20580 20748 22295 22344 22477 23660 24206 24843 25480 25688 25935 26068 26754 27930 28392 29640 32110 32585 33124 34580 35490 35672 36309 37240 38220 38532 39102 41160 41405 41496 44590 44954 47320 48165 48412 49686 51870 52136 53508 55860 57967 60515 64220 65170 66248 66885 67431 69160 70980 72618 76440 77064 78204 82810 84721 89180 89908 96330 96824 97755 99372 103740 107016 111720 112385 115934 121030 124215 128440 130340 133770 134862 137359 141960 145236 156408 157339 165620 169442 173901 178360 179816 181545 192660 195510 198744 207480 224770 231868 242060 248430 254163 260680 267540 269724 274718 289835 290472 314678 331240 337155 338884 347802 363090 385320 391020 412077 423605 449540 463736 472017 484120 496860 508326 535080 539448 549436 579670 629356 674310 677768 686795 695604 726180 782040 786695 824154 847210 869505 899080 944034 961513 993720 1016652 1098872 1101373 1159340 1258712 1270815 1348620 1373590 1391208 1452360 1573390 1648308 1694420 1739010 1785667 1888068 1923026 2033304 2060385 2202746 2318680 2360085 2541630 2609821 2697240 2747180 2884539 3146780 3296616 3304119 3388840 3478020 3571334 3776136 3846052 4120770 4405492 4720170 4807565 5083260 5219642 5357001 5494360 5506865 5769078 6293560 6608238 6730591 6956040 7142668 7692104 7829463 8241540 8810984 8928335 9440340 9615130 10166520 10439284 10714002 11013730 11538156 12499669 13049105 13216476 13461182 14285336 14422695 15658926 16483080 16520595 17856670 18268747 18880680 19230260 20191773 20878568 21428004 22027460 23076312 23213671 24999338 26098210 26432952 26785005 26922364 28845390 31317852 33041190 33652955 33927673 35713340 36537494 37499007 38460520 39147315 40383546 42856008 44054920 46427342 47114137 49998676 52196420 53570010 53844728 54806241 57690780 62498345 62635704 66082380 67305910 67855346 69641013 71426680 73074988 74998014 78294630 80767092 87497683 91343735 92854684 94228274 99997352 100958865 101783019 104392840 107140020 109612482 115381560 116068355 124996690 127881229 132164760 134611820 135710692 139282026 141342411 146149976 149996028 156589260 161534184 162495697 169638365 174995366 182687470 185709368 187495035 188456548 201917730 203566038 214280040 219224964 232136710 235570685 237493711 249993380 255762458 262493049 269223640 271421384 274031205 278564052 282684822 299992056 313178520 324991394 339276730 348205065 349990732 365374940 374990070 376913096 383643687 403835460 407132076 437488415 438449928 441059749 464273420 471141370 474987422 487487091 499986760 508915095 511524916 524986098 548062410 557128104 565369644 612483781 639406145 649982788 678553460 696410130 699981464 706712055 712481133 730749880 749980140 767287374 807670920 812478485 814264152 874976830 882119498 895168603 928546840 942282740 949974844 974974182 1017830190 1023049832 1049972196 1096124820 1130739288 1137469879 1187468555 1224967562 1278812290 1299965576 1312465245 1323179247 1357106920 1392820260 1413424110 1424962266 1499960280 1534574748 1624956970 1662455977 1749953660 1764238996 1790337206 1837451343 1884565480 1899949688 1918218435 1949948364 2035660380 2099944392 2192249640 2205298745 2274939758 2374937110 2437435455 2449935124 2557624580 2624930490 2646358494 2685505809 2785640520 2826848220 2849924532 3062418905 3069149496 3087418243 3249913940 3324911954 3412409637 3499907320 3528477992 3562405665 3580674412 3674902686 3836436870 3899896728 4071320760 4410597490 4475843015 4549879516 4749874220 4874870910 4899870248 4987367931 5115249160 5249860980 5292716988 5371011618 5653696440 5687349395 5699849064 6124837810 6174836486 6499827880 6615896235 6649823908 6824819274 7124811330 7161348824 7349805372 7672873740 7962289153 8312279885 8821194980 8951686030 9099759032 9187256715 9262254729 9499748440 9749741820 9974735862 10499721960 10585433976 10742023236 11374698790 11637191839 12249675620 12349672972 13231792470 13299647816 13427529045 13649638548 14249622660 14699610744 15345747480 15437091215 15924578306 16624559770 17062048185 17642389960 17903372060 18374513430 18524509458 19499483640 19949471724 21484046472 21611927701 22749397580 23274383678 23886867459 24499351240 24699345944 24936839655 26463584940 26855058090 27299277096 28499245320 30874182430 31849156612 33249119540 34124096370 34911575517 35806744120 36749026860 37049018916 39811445765 39898943448 43223855402 45498795160 46311273645 46548767356 47773734918 49873679310 52927169880 53710116180 58185959195 61748364860 63698313224 64835783103 66498239080 68248192740 69823151034 73498053720 74098037832 79622891530 86447710804 92622547290 93097534712 95547469836 99747358620 107420232360 108059638505 116371918390 119434337295 123496729720 129671566206 136496385480 139646302068 151283493907 159245783060 172895421608 174557877585 185245094580 191094939672 199494717240 216119277010 232743836780 238868674590 259343132412 279292604136 302566987814 318491566120 324178915515 349115755170 370490189160 432238554020 453850481721 465487673560 477737349180 518686264824 605133975628 648357831030 698231510340 756417469535 864477108040 907700963442 955474698360 1210267951256 1296715662060 1396463020680 1512834939070 1815401926884 2269252408605 2593431324120 3025669878140 3630803853768 4538504817210 6051339756280 9077009634420 18154019268840
• Sum of all divisors σ(n): 72394214400000
• Sum of proper divisors (its aliquot sum) s(n): 54240195131160
• 18154019268840 is an abundant number, because the sum of its proper divisors (54240195131160) is greater than itself. Its abundance is 36086175862320

Bases of 18154019268840

• Binary: 100001000001011001111110111101010100011101000₂
• Hexadecimal: 0x1082CFDEA8E8
• Base-36: 6FNUACLBC

Squares and roots of 18154019268840

• 18154019268840 squared (18154019268840²) is 329568415613414008194945600
• 18154019268840 cubed (18154019268840³) is 5982991367446987413147420089495575104000
• The square root of 18154019268840 is 4260753.3686943207
• The cube root of 18154019268840 is 26281.9507636261

Scales and comparisons

• 18,154,019,268,840 seconds is equal to 577,241 years, 34 weeks, 1 day, 18 hours, 14 minutes.
• To count from 1 to 18,154,019,268,840 would take you about one million, four hundred forty-three thousand, one hundred four 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 18154019268840 cubic inches would be around 2190.2 feet tall.

Recreational maths with 18154019268840

• 18154019268840 backwards is 04886291045181
• 18154019268840 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18154019268840's digits is 57
• More coming soon!