20684168868384

Names of 20684168868384

• Cardinal: 20684168868384 can be written as Twenty trillion, six hundred eighty-four billion, one hundred sixty-eight million, eight hundred sixty-eight thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 2.0684168868384 × 10¹³

Factors of 20684168868384

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 8406

Divisors of 20684168868384

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 72 84 96 112 126 144 151 168 224 252 288 302 336 453 504 604 672 906 1008 1057 1208 1359 1812 2016 2114 2416 2718 3171 3624 4228 4832 5436 6342 7248 8243 8456 9513 10872 12684 14496 16486 16912 19026 21744 24729 25368 32972 33824 38052 43488 49458 50736 57701 65944 74187 76104 98916 101472 115402 131888 148374 152208 173103 197832 230804 263776 296748 304416 346206 395664 461608 519309 593496 692412 791328 923216 1038618 1186992 1244693 1384824 1846432 2077236 2373984 2489386 2769648 3734079 4154472 4978772 5539296 7468158 8308944 8712851 9957544 11202237 14936316 16617888 17425702 19915088 22404474 26138553 29872632 34851404 39830176 44808948 52277106 59745264 67947049 69702808 78415659 89617896 104554212 119490528 135894098 139405616 156831318 179235792 203841147 209108424 271788196 278811232 313662636 358471584 407682294 418216848 475629343 543576392 611523441 627325272 815364588 836433696 951258686 1087152784 1223046882 1254650544 1426888029 1630729176 1902517372 2174305568 2446093764 2509301088 2853776058 3261458352 3805034744 4280664087 4892187528 5707552116 6522916704 7610069488 8561328174 9784375056 10260004399 11415104232 15220138976 17122656348 19568750112 20520008798 22830208464 30780013197 34245312696 41040017596 45660416928 61560026394 68490625392 71820030793 82080035192 92340039591 123120052788 136981250784 143640061586 164160070384 184680079182 215460092379 246240105576 287280123172 328320140768 369360158364 430920184758 492480211152 574560246344 646380277137 738720316728 861840369516 984960422304 1149120492688 1292760554274 1477440633456 1723680739032 2298240985376 2585521108548 2954881266912 3447361478064 5171042217096 6894722956128 10342084434192 20684168868384
• Sum of all divisors σ(n): 67676948119872
• Sum of proper divisors (its aliquot sum) s(n): 46992779251488
• 20684168868384 is an abundant number, because the sum of its proper divisors (46992779251488) is greater than itself. Its abundance is 26308610383104

Bases of 20684168868384

• Binary: 100101100111111101000100010011011001000100000₂
• Hexadecimal: 0x12CFE889B220
• Base-36: 7BY6C3EW0

Squares and roots of 20684168868384

• 20684168868384 squared (20684168868384²) is 427834841775825843114771456
• 20684168868384 cubed (20684168868384³) is 8849408115069531318386325024886304047104
• The square root of 20684168868384 is 4547985.1438174245
• The cube root of 20684168868384 is 27450.2323544329

Scales and comparisons

• 20,684,168,868,384 seconds is equal to 657,692 years, 30 weeks, 4 days, 15 hours, 26 minutes, 24 seconds.
• To count from 1 to 20,684,168,868,384 would take you about one million, six hundred forty-four thousand, two hundred thirty-one 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 20684168868384 cubic inches would be around 2287.5 feet tall.

Recreational maths with 20684168868384

• 20684168868384 backwards is 48386886148602
• 20684168868384 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20684168868384's digits is 72
• More coming soon!