18078198785856

Names of 18078198785856

• Cardinal: 18078198785856 can be written as Eighteen trillion, seventy-eight billion, one hundred ninety-eight million, seven hundred eighty-five thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.8078198785856 × 10¹³

Factors of 18078198785856

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 274

Divisors of 18078198785856

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 19 22 24 32 33 36 38 44 48 57 64 66 72 76 88 96 99 114 121 132 144 152 171 176 192 198 209 228 239 242 264 288 304 342 352 363 396 418 456 478 484 528 576 608 627 684 704 717 726 792 836 912 956 968 1056 1089 1216 1254 1368 1434 1452 1584 1672 1824 1881 1912 1936 2112 2151 2178 2299 2508 2629 2736 2868 2904 3168 3344 3648 3762 3824 3872 4302 4356 4541 4598 5016 5258 5472 5736 5808 6336 6688 6897 7524 7648 7744 7887 8604 8712 9082 9196 10032 10516 10944 11472 11616 13376 13623 13794 15048 15296 15774 17208 17424 18164 18392 20064 20691 21032 22944 23232 23661 27246 27588 28919 30096 31548 34416 34848 36328 36784 40128 40869 41382 42064 45888 47322 49951 54492 55176 57121 57838 60192 63096 68832 69696 72656 73568 81738 82764 84128 86757 94644 99902 108984 110352 114242 115676 120384 126192 137664 145312 147136 149853 163476 165528 168256 171363 173514 189288 199804 217968 220704 228484 231352 252384 260271 290624 299706 326952 331056 342726 347028 378576 399608 435936 441408 449559 456968 462704 504768 514089 520542 549461 599412 628331 653904 662112 685452 694056 757152 799216 871872 899118 913936 925408 1028178 1041084 1085299 1098922 1198824 1256662 1307808 1324224 1370904 1388112 1514304 1598432 1648383 1798236 1827872 1850816 1884993 2056356 2082168 2170598 2197844 2397648 2513324 2615616 2741808 2776224 3196864 3255897 3296766 3596472 3655744 3769986 4112712 4164336 4341196 4395688 4795296 4945149 5026648 5483616 5552448 5654979 6511794 6593532 6911641 7192944 7539972 8225424 8328672 8682392 8791376 9590592 9767691 9890298 10053296 10967232 11309958 11938289 13023588 13187064 13651919 13823282 14385888 15079944 16450848 16657344 17364784 17582752 19535382 19780596 20106592 20734923 22619916 23876578 26047176 26374128 27303838 27646564 28771776 30159888 32901696 34729568 35165504 35814867 39070764 39561192 40213184 40955757 41469846 45239832 47753156 52094352 52748256 54607676 55293128 60319776 62204769 69459136 71629734 78141528 79122384 81911514 82939692 90479664 95506312 104188704 105496512 107444601 109215352 110586256 120639552 122867271 124409538 131321179 143259468 150171109 156283056 158244768 163823028 165879384 180959328 191012624 208377408 214889202 218430704 221172512 245734542 248819076 259386461 262642358 286518936 300342218 312566112 316489536 327646056 331758768 361918656 382025248 393963537 429778404 436861408 442345024 450513327 491469084 497638152 518772922 525284716 573037872 600684436 625132224 655292112 663517536 764050496 778159383 787927074 859556808 873722816 901026654 982938168 995276304 1037545844 1050569432 1146075744 1181890611 1201368872 1310584224 1327035072 1351539981 1556318766 1575854148 1651882199 1719113616 1802053308 1965876336 1990552608 2075091688 2101138864 2292151488 2334478149 2363781222 2402737744 2621168448 2703079962 2853251071 3112637532 3151708296 3303764398 3438227232 3604106616 3931752672 3981105216 4150183376 4202277728 4668956298 4727562444 4805475488 4955646597 5406159924 5706502142 6225275064 6303416592 6607528796 6876454464 7208213232 7863505344 8300366752 8404555456 8559753213 9337912596 9455124888 9610950976 9911293194 10812319848 11413004284 12450550128 12606833184 13215057592 14416426464 14866939791 16600733504 17119506426 18675825192 18910249776 19822586388 21624639696 22826008568 24901100256 25213666368 25679259639 26430115184 28832852928 29733879582 31385761781 34239012852 37351650384 37820499552 39645172776 43249279392 45652017136 49802200512 51358519278 52860230368 59467759164 62771523562 68478025704 74703300768 75640999104 79290345552 86498558784 91304034272 94157285343 102717038556 105720460736 118935518328 125543047124 136956051408 149406601536 158580691104 182608068544 188314570686 205434077112 237871036656 251086094248 273912102816 282471856029 317161382208 376629141372 410868154224 475742073312 502172188496 547824205632 564943712058 753258282744 821736308448 951484146624 1004344376992 1129887424116 1506516565488 1643472616896 2008688753984 2259774848232 3013033130976 4519549696464 6026066261952 9039099392928 18078198785856
• Sum of all divisors σ(n): 60206496604800
• Sum of proper divisors (its aliquot sum) s(n): 42128297818944
• 18078198785856 is an abundant number, because the sum of its proper divisors (42128297818944) is greater than itself. Its abundance is 24050099033088

Bases of 18078198785856

• Binary: 100000111000100101000100111011110011101000000₂
• Hexadecimal: 0x1071289DE740
• Base-36: 6EP0CSI80

Squares and roots of 18078198785856

• 18078198785856 squared (18078198785856²) is 326821271340925352545652736
• 18078198785856 cubed (18078198785856³) is 5908339910747431037434348050766204502016
• The square root of 18078198785856 is 4251846.5148516357
• The cube root of 18078198785856 is 26245.3107443403

Scales and comparisons

• 18,078,198,785,856 seconds is equal to 574,830 years, 41 weeks, 4 days, 20 hours, 57 minutes, 36 seconds.
• To count from 1 to 18,078,198,785,856 would take you about one million, four hundred thirty-seven thousand and seventy-seven 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 18078198785856 cubic inches would be around 2187.1 feet tall.

Recreational maths with 18078198785856

• 18078198785856 backwards is 65858789187081
• The number of decimal digits it has is: 14
• The sum of 18078198785856's digits is 81
• More coming soon!