2118338383861728

Names of 2118338383861728

• Cardinal: 2118338383861728 can be written as Two quadrillion, one hundred eighteen trillion, three hundred thirty-eight billion, three hundred eighty-three million, eight hundred sixty-one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 2.118338383861728 × 10¹⁵

Factors of 2118338383861728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 480458671

Divisors of 2118338383861728

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 72 81 84 96 108 112 126 144 162 168 189 216 224 243 252 288 324 336 378 432 486 504 567 648 672 729 756 864 972 1008 1134 1296 1458 1512 1701 1944 2016 2187 2268 2592 2916 3024 3402 3888 4374 4536 5103 5832 6048 6561 6804 7776 8748 9072 10206 11664 13122 13608 15309 17496 18144 19683 20412 23328 26244 27216 30618 34992 39366 40824 45927 52488 54432 61236 69984 78732 81648 91854 104976 122472 137781 157464 163296 183708 209952 244944 275562 314928 367416 489888 551124 629856 734832 1102248 1469664 2204496 4408992 480458659 960917318 1441375977 1921834636 2882751954 3363210613 3843669272 4324127931 5765503908 6726421226 7687338544 8648255862 10089631839 11531007816 12972383793 13452842452 15374677088 17296511724 20179263678 23062015632 25944767586 26905684904 30268895517 34593023448 38917151379 40358527356 46124031264 51889535172 53811369808 60537791034 69186046896 77834302758 80717054712 90806686551 103779070344 107622739616 116751454137 121075582068 138372093792 155668605516 161434109424 181613373102 207558140688 233502908274 242151164136 272420059653 311337211032 322868218848 350254362411 363226746204 415116281376 467005816548 484302328272 544840119306 622674422064 700508724822 726453492408 817260178959 934011633096 968604656544 1050763087233 1089680238612 1245348844128 1401017449644 1452906984816 1634520357918 1868023266192 2101526174466 2179360477224 2451780536877 2802034899288 2905813969632 3152289261699 3269040715836 3736046532384 4203052348932 4358720954448 4903561073754 5604069798576 6304578523398 6538081431672 7355341610631 8406104697864 8717441908896 9456867785097 9807122147508 11208139597152 12609157046796 13076162863344 14710683221262 16812209395728 18913735570194 19614244295016 22066024831893 25218314093592 26152325726688 29421366442524 33624418791456 37827471140388 39228488590032 44132049663786 50436628187184 58842732885048 66198074495679 75654942280776 78456977180064 88264099327572 100873256374368 117685465770096 132396148991358 151309884561552 176528198655144 235370931540192 264792297982716 302619769123104 353056397310288 529584595965432 706112794620576 1059169191930864 2118338383861728
• Sum of all divisors σ(n): 7149270984831360
• Sum of proper divisors (its aliquot sum) s(n): 5030932600969632
• 2118338383861728 is an abundant number, because the sum of its proper divisors (5030932600969632) is greater than itself. Its abundance is 2912594217107904

Bases of 2118338383861728

• Binary: 111100001101001111000010110111000100101011111100000₂
• Hexadecimal: 0x7869E16E257E0
• Base-36: KUVZ7VVI00

Squares and roots of 2118338383861728

• 2118338383861728 squared (2118338383861728²) is 4487357508541917685954223145984
• 2118338383861728 cubed (2118338383861728³) is 9505741652454476209704180514766880307014500352
• The square root of 2118338383861728 is 46025410.1976476469
• The cube root of 2118338383861728 is 128429.5946609585

Scales and comparisons

• 2,118,338,383,861,728 seconds is equal to 67,356,608 years, 8 weeks, 18 hours, 28 minutes, 48 seconds.
• To count from 1 to 2,118,338,383,861,728 would take you about two hundred two million, sixty-nine thousand, eight hundred twenty-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 2118338383861728 cubic inches would be around 10702.5 feet tall.

Recreational maths with 2118338383861728

• 2118338383861728 backwards is 8271683838338112
• 2118338383861728 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 2118338383861728's digits is 72
• More coming soon!