18918555833344

Names of 18918555833344

• Cardinal: 18918555833344 can be written as Eighteen trillion, nine hundred eighteen billion, five hundred fifty-five million, eight hundred thirty-three thousand, three hundred forty-four.

Scientific notation

• Scientific notation: 1.8918555833344 × 10¹³

Factors of 18918555833344

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1719

Divisors of 18918555833344

• Number of divisors d(n): 352
• Complete list of divisors:
  1 2 4 8 16 31 32 53 62 64 71 106 109 124 128 142 212 218 248 256 284 424 436 496 512 568 848 872 992 1024 1136 1453 1643 1696 1744 1984 2201 2272 2906 3286 3379 3392 3488 3763 3968 4402 4544 5777 5812 6572 6758 6784 6976 7526 7739 7936 8804 9088 11554 11624 13144 13516 13568 13952 15052 15478 15872 17608 18176 23108 23248 26288 27032 27136 27904 30104 30956 31744 35216 36352 45043 46216 46496 52576 54064 54272 55808 60208 61912 70432 72704 77009 90086 92432 92992 103163 105152 108128 111616 116653 120416 123824 140864 154018 158377 179087 180172 184864 185984 206326 210304 216256 233306 239909 240832 247648 281728 308036 316754 358174 360344 369728 371968 410167 412652 420608 432512 466612 479818 481664 495296 563456 616072 633508 716348 720688 739456 743936 820334 825304 841216 865024 933224 959636 963328 990592 1126912 1232144 1267016 1432696 1441376 1478912 1487872 1640668 1650608 1682432 1730048 1866448 1919272 1926656 1981184 2253824 2387279 2464288 2534032 2865392 2882752 2957824 3198053 3281336 3301216 3460096 3732896 3838544 3853312 3962368 4774558 4909687 4928576 5068064 5467639 5730784 5765504 5915648 6396106 6562672 6602432 7465792 7677088 7924736 8393981 9549116 9819374 9857152 10136128 10935278 11244767 11461568 11531008 12715177 12792212 13125344 13204864 14931584 15354176 16787962 19098232 19638748 19714304 20272256 21870556 22489534 22923136 23062016 25430354 25584424 26250688 26409728 29863168 30708352 33575924 38196464 39277496 39428608 40544512 43741112 44979068 45846272 46124032 50860708 51168848 52501376 52819456 59726336 61416704 67151848 76392928 78554992 78857216 81089024 87482224 89958136 91692544 101721416 102337696 105002752 105638912 119452672 122833408 134303696 152785856 157109984 162178048 169496809 174964448 179916272 183385088 203442832 204675392 210005504 245666816 260213411 268607392 305571712 314219968 338993618 348587777 349928896 359832544 406885664 409350784 420011008 520426822 537214784 595972651 611143424 628439936 677987236 697175554 699857792 719665088 813771328 818701568 1040853644 1074429568 1191945302 1222286848 1256879872 1355974472 1394351108 1399715584 1439330176 1627542656 1637403136 2081707288 2148859136 2383890604 2444573696 2513759744 2711948944 2788702216 2799431168 2878660352 3255085312 3274806272 4163414576 4297718272 4767781208 5027519488 5423897888 5577404432 5598862336 5757320704 6510170624 8326829152 8595436544 9535562416 10847795776 11154808864 11514641408 13020341248 16653658304 18475152181 19071124832 21695591552 22309617728 33307316608 36950304362 38142249664 43391183104 44619235456 66614633216 73900608724 76284499328 86782366208 89238470912 133229266432 147801217448 152568998656 173564732416 178476941824 266458532864 295602434896 305137997312 356953883648 591204869792 610275994624 1182409739584 2364819479168 4729638958336 9459277916672 18918555833344
• Sum of all divisors σ(n): 40733447546880
• Sum of proper divisors (its aliquot sum) s(n): 21814891713536
• 18918555833344 is an abundant number, because the sum of its proper divisors (21814891713536) is greater than itself. Its abundance is 2896335880192

Bases of 18918555833344

• Binary: 100010011010011010001110011001101010000000000₂
• Hexadecimal: 0x1134D1CCD400
• Base-36: 6PF2BOHZ4

Squares and roots of 18918555833344

• 18918555833344 squared (18918555833344²) is 357911754819354290302222336
• 18918555833344 cubed (18918555833344³) is 6771173516960082613748541583459650371584
• The square root of 18918555833344 is 4349546.6238843791
• The cube root of 18918555833344 is 26645.8345547623

Scales and comparisons

• 18,918,555,833,344 seconds is equal to 601,551 years, 28 weeks, 6 days, 14 hours, 9 minutes, 4 seconds.
• To count from 1 to 18,918,555,833,344 would take you about one million, five hundred three thousand, eight hundred seventy-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 18918555833344 cubic inches would be around 2220.5 feet tall.

Recreational maths with 18918555833344

• 18918555833344 backwards is 44333855581981
• The number of decimal digits it has is: 14
• The sum of 18918555833344's digits is 67
• More coming soon!