18018705272568

Names of 18018705272568

• Cardinal: 18018705272568 can be written as Eighteen trillion, eighteen billion, seven hundred five million, two hundred seventy-two thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8018705272568 × 10¹³

Factors of 18018705272568

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3157

Divisors of 18018705272568

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 13 14 21 22 24 26 28 33 39 42 44 49 52 56 66 77 78 84 88 91 98 104 121 132 143 147 154 156 168 182 196 231 242 264 273 286 294 308 312 363 364 392 429 462 484 539 546 572 588 616 637 726 728 847 858 924 968 1001 1078 1092 1144 1176 1274 1452 1573 1617 1694 1716 1848 1911 2002 2156 2184 2541 2548 2904 3003 3121 3146 3234 3388 3432 3822 4004 4312 4719 5082 5096 5929 6006 6242 6292 6468 6776 7007 7644 8008 9363 9438 10164 11011 11858 12012 12484 12584 12936 14014 15288 17787 18726 18876 20328 21021 21847 22022 23716 24024 24968 28028 33033 34331 35574 37452 37752 40573 42042 43694 44044 47432 56056 65541 66066 68662 71148 74904 77077 81146 84084 87388 88088 102993 121719 131082 132132 137324 142296 152929 154154 162292 168168 174776 205986 231231 240317 243438 262164 264264 274648 284011 305858 308308 324584 377641 411972 446303 458787 462462 480634 486876 524328 568022 611716 616616 720951 755282 823944 852033 892606 917574 924924 961268 973752 1132923 1136044 1223432 1338909 1441902 1510564 1682219 1704066 1785212 1835148 1849848 1922536 1988077 2265846 2272088 2643487 2677818 2883804 3021128 3124121 3364438 3408132 3570424 3670296 3976154 4531692 4909333 5046657 5286974 5355636 5767608 5964231 6248242 6728876 6816264 7930461 7952308 9063384 9372363 9740641 9818666 10093314 10573948 10711272 11928462 12496484 13457752 14727999 15860922 15904616 18504409 18744726 19481282 19637332 20186628 21147896 21868847 23856924 24992968 29221923 29455998 31721844 34365331 37008818 37489452 38962564 39274664 40373256 43737694 47713848 55513227 58443846 58911996 63443688 65606541 68184487 68730662 74017636 74978904 77925128 87475388 103095993 107147051 111026454 116887692 117823992 126628333 131213082 136368974 137461324 148035272 174950776 204553461 206191986 214294102 222052908 233775384 240557317 253256666 262426164 272737948 274922648 321441153 379884999 409106922 412383972 428588204 444105816 477291409 481114634 506513332 524852328 545475896 642882306 721671951 750029357 759769998 818213844 824767944 857176408 886398331 954582818 962229268 1013026664 1178617561 1285764612 1392911663 1431874227 1443343902 1500058714 1519539996 1636427688 1772796662 1909165636 1924458536 2250088071 2357235122 2571529224 2659194993 2785823326 2863748454 2886687804 3000117428 3039079992 3535852683 3545593324 3818331272 4178734989 4500176142 4714470244 5250205499 5318389986 5571646652 5727496908 5773375608 6000234856 6204788317 7071705366 7091186648 8250322927 8357469978 9000352284 9428940488 9750381641 10500410998 10636779972 11143293304 11454993816 12409576634 14143410732 15322028293 15750616497 16500645854 16714939956 18000704568 18614364951 19500763282 21000821996 21273559944 24750968781 24819153268 28286821464 29251144923 30644056586 31501232994 33001291708 33429879912 37228729902 39001526564 42001643992 45966084879 49501937562 49638306536 57752260489 58502289846 61288113172 63002465988 66002583416 68252671487 74457459804 78003053128 91932169758 99003875124 107254198051 115504520978 117004579692 122576226344 126004931976 136505342974 148914919608 173256781467 183864339516 198007750248 204758014461 214508396102 231009041956 234009159384 273010685948 321762594153 346513562934 367728679032 409516028922 429016792204 462018083912 546021371896 643525188306 693027125868 750779386357 819032057844 858033584408 1287050376612 1386054251736 1501558772714 1638064115688 2252338159071 2574100753224 3003117545428 4504676318142 6006235090856 9009352636284 18018705272568
• Sum of all divisors σ(n): 62048672534520
• Sum of proper divisors (its aliquot sum) s(n): 44029967261952
• 18018705272568 is an abundant number, because the sum of its proper divisors (44029967261952) is greater than itself. Its abundance is 26011261989384

Bases of 18018705272568

• Binary: 100000110001101001110100001101110111011111000₂
• Hexadecimal: 0x10634E86EEF8
• Base-36: 6DXOFW1KO

Squares and roots of 18018705272568

• 18018705272568 squared (18018705272568²) is 324673739699669843173314624
• 18018705272568 cubed (18018705272568³) is 5850200425390811383995829896105940434432
• The square root of 18018705272568 is 4244844.5522266183
• The cube root of 18018705272568 is 26216.4888885877

Scales and comparisons

• 18,018,705,272,568 seconds is equal to 572,939 years, 4 weeks, 5 days, 13 hours, 2 minutes, 48 seconds.
• To count from 1 to 18,018,705,272,568 would take you about one million, four hundred thirty-two thousand, three hundred forty-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 18018705272568 cubic inches would be around 2184.7 feet tall.

Recreational maths with 18018705272568

• 18018705272568 backwards is 86527250781081
• The number of decimal digits it has is: 14
• The sum of 18018705272568's digits is 60
• More coming soon!