18071698013017864768

Names of 18071698013017864768

• Cardinal: 18071698013017864768 can be written as Eighteen quintillion, seventy-one quadrillion, six hundred ninety-eight trillion, thirteen billion, seventeen million, eight hundred sixty-four thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8071698013017864768 × 10¹⁹

Factors of 18071698013017864768

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 84369449

Divisors of 18071698013017864768

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 64 98 112 196 224 343 392 448 686 784 1372 1568 2744 3136 5488 10976 21952 11260399 22520798 45041596 73109041 78822793 90083192 146218082 157645586 180166384 292436164 315291172 360332768 511763287 551759551 584872328 630582344 720665536 1023526574 1103519102 1169744656 1261164688 2047053148 2207038204 2339489312 2522329376 3582343009 3862316857 4094106296 4414076408 4678978624 5044658752 7164686018 7724633714 8188212592 8828152816 14329372036 15449267428 16376425184 17656305632 25076401063 28658744072 30898534856 32752850368 35312611264 50152802126 57317488144 61797069712 100305604252 114634976288 123594139424 200611208504 229269952576 247188278848 401222417008 802444834016 1604889668032 823236972167359 1646473944334718 3292947888669436 5762658805171513 6585895777338872 11525317610343026 13171791554677744 23050635220686052 26343583109355488 40338611636200591 46101270441372104 52687166218710976 80677223272401182 92202540882744208 161354446544802364 184405081765488416 282370281453404137 322708893089604728 368810163530976832 564740562906808274 645417786179209456 1129481125813616548 1290835572358418912 2258962251627233096 2581671144716837824 4517924503254466192 9035849006508932384 18071698013017864768
• Sum of all divisors σ(n): 41820442472069440000
• Sum of proper divisors (its aliquot sum) s(n): 23748744459051575232
• 18071698013017864768 is an abundant number, because the sum of its proper divisors (23748744459051575232) is greater than itself. Its abundance is 5677046446033710464

Bases of 18071698013017864768

• Binary: 1111101011001011100100011001100001001010000011111111101001000000₂
• Hexadecimal: 0xFACB91984A0FFA40
• Base-36: 3TAT6AOFJAF5S

Squares and roots of 18071698013017864768

• 18071698013017864768 squared (18071698013017864768²) is 326586269073713841553736931117935693824
• 18071698013017864768 cubed (18071698013017864768³) is 5901968429898352168866252003486462616548411073521084792832
• The square root of 18071698013017864768 is 4251081981.4510593331
• The cube root of 18071698013017864768 is 2624216.4500626433

Scales and comparisons

• 18,071,698,013,017,864,768 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 18,071,698,013,017,864,768 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 18071698013017864768 cubic inches would be around 218684.7 feet tall.

Recreational maths with 18071698013017864768

• 18071698013017864768 backwards is 86746871031089617081
• The number of decimal digits it has is: 20
• The sum of 18071698013017864768's digits is 91
• More coming soon!