18402740640207

Names of 18402740640207

• Cardinal: 18402740640207 can be written as Eighteen trillion, four hundred two billion, seven hundred forty million, six hundred forty thousand, two hundred seven.

Scientific notation

• Scientific notation: 1.8402740640207 × 10¹³

Factors of 18402740640207

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 459

Divisors of 18402740640207

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 9 11 19 21 33 57 63 77 99 133 171 209 231 361 399 419 627 693 1083 1197 1257 1463 1881 2527 2933 3249 3771 3971 4389 4609 7581 7961 8799 11913 13167 13827 22743 23883 26397 27797 32263 35739 41481 55727 71649 83391 87571 96789 151259 167181 175561 250173 262713 290367 453777 501543 526683 612997 788139 1058813 1228927 1361331 1580049 1663849 1838991 1931171 3176439 3335659 3686781 4991547 5516973 5793513 9529317 10006977 11060343 11646943 13518197 14974641 17380539 23349613 30020931 34940829 36692249 40554591 63377521 70048839 73560059 104822487 110076747 121663773 190132563 210146517 220680177 256845743 330230241 443642647 514920413 570397689 662040531 697152731 770537229 809160649 1330927941 1397641121 1544761239 2091458193 2311611687 2427481947 3992783823 4192923363 4634283717 4880069117 5664124543 6274374579 7282445841 9783487847 12578770089 14640207351 15374052331 16992373629 26555181299 29350463541 43920622053 46122156993 50977120887 79665543897 88051390623 107618366317 138366470979 185886269093 238996631691 292106994289 322855098951 557658807279 876320982867 968565296853 1672976421837 2044748960023 2628962948601 6134246880069 18402740640207
• Sum of all divisors σ(n): 35060602187520
• Sum of proper divisors (its aliquot sum) s(n): 16657861547313
• 18402740640207 is a deficient number, because the sum of its proper divisors (16657861547313) is less than itself. Its deficiency is 1744879092894

Bases of 18402740640207

• Binary: 100001011110010111000110100011001100111001111₂
• Hexadecimal: 0x10BCB8D199CF
• Base-36: 6IU3OMRPR

Squares and roots of 18402740640207

• 18402740640207 squared (18402740640207²) is 338660863070726344225002849
• 18402740640207 cubed (18402740640207³) is 6232288028079233687843729586662658949743
• The square root of 18402740640207 is 4289841.5635320379
• The cube root of 18402740640207 is 26401.4331178935

Scales and comparisons

• 18,402,740,640,207 seconds is equal to 585,150 years, 11 weeks, 6 days, 8 hours, 3 minutes, 27 seconds.
• To count from 1 to 18,402,740,640,207 would take you about one million, four hundred sixty-two thousand, eight hundred seventy-five 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 18402740640207 cubic inches would be around 2200.1 feet tall.

Recreational maths with 18402740640207

• 18402740640207 backwards is 70204604720481
• The number of decimal digits it has is: 14
• The sum of 18402740640207's digits is 45
• More coming soon!