18007868104380

Names of 18007868104380

• Cardinal: 18007868104380 can be written as Eighteen trillion, seven billion, eight hundred sixty-eight million, one hundred four thousand, three hundred eighty.

Scientific notation

• Scientific notation: 1.800786810438 × 10¹³

Factors of 18007868104380

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 433089689

Divisors of 18007868104380

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 11 12 14 15 18 20 21 22 27 28 30 33 35 36 42 44 45 54 55 60 63 66 70 77 84 90 99 105 108 110 126 132 135 140 154 165 180 189 198 210 220 231 252 270 297 308 315 330 378 385 396 420 462 495 540 594 630 660 693 756 770 924 945 990 1155 1188 1260 1386 1485 1540 1890 1980 2079 2310 2772 2970 3465 3780 4158 4620 5940 6930 8316 10395 13860 20790 41580 433089661 866179322 1299268983 1732358644 2165448305 2598537966 3031627627 3897806949 4330896610 4763986271 5197075932 6063255254 6496344915 7795613898 8661793220 9094882881 9527972542 11693420847 12126510508 12992689830 14291958813 15158138135 15591227796 18189765762 19055945084 19489034745 23386841694 23819931355 25985379660 27284648643 28583917626 30316276270 33347903897 36379531524 38978069490 42875876439 45474414405 46773683388 47639862710 54569297286 57167835252 58467104235 60632552540 66695807794 71459794065 77956138980 81853945929 85751752878 90948828810 95279725420 100043711691 109138594572 116934208470 128627629317 133391615588 136423243215 142919588130 163707891858 166739519485 171503505756 181897657620 200087423382 214379382195 233868416940 257255258634 272846486430 285839176260 300131135073 327415783716 333479038970 400174846764 409269729645 428758764390 500218558455 514510517268 545692972860 600262270146 643138146585 666958077940 818539459290 857517528780 900393405219 1000437116910 1200524540292 1286276293170 1500655675365 1637078918580 1800786810438 2000874233820 2572552586340 3001311350730 3601573620876 4501967026095 6002622701460 9003934052190 18007868104380
• Sum of all divisors σ(n): 69848700687360
• Sum of proper divisors (its aliquot sum) s(n): 51840832582980
• 18007868104380 is an abundant number, because the sum of its proper divisors (51840832582980) is greater than itself. Its abundance is 33832964478600

Bases of 18007868104380

• Binary: 100000110000011001000100101001101111010111100₂
• Hexadecimal: 0x1060C894DEBC
• Base-36: 6DSP7PX30

Squares and roots of 18007868104380

• 18007868104380 squared (18007868104380²) is 324283313664746534575184400
• 18007868104380 cubed (18007868104380³) is 5839651140926044128413600029816947672000
• The square root of 18007868104380 is 4243567.8508043205
• The cube root of 18007868104380 is 26211.2319537709

Scales and comparisons

• 18,007,868,104,380 seconds is equal to 572,594 years, 26 weeks, 1 day, 8 hours, 33 minutes.
• To count from 1 to 18,007,868,104,380 would take you about one million, four hundred thirty-one thousand, four hundred eighty-six 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 18007868104380 cubic inches would be around 2184.3 feet tall.

Recreational maths with 18007868104380

• 18007868104380 backwards is 08340186870081
• 18007868104380 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18007868104380's digits is 54
• More coming soon!