78820368970018

Names of 78820368970018

• Cardinal: 78820368970018 can be written as Seventy-eight trillion, eight hundred twenty billion, three hundred sixty-eight million, nine hundred seventy thousand and eighteen.

Scientific notation

• Scientific notation: 7.8820368970018 × 10¹³

Factors of 78820368970018

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 7553

Divisors of 78820368970018

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 13 17 26 34 131 221 262 442 1703 1889 2227 3406 3778 4454 5501 11002 17161 24557 28951 32113 34322 49114 57902 64226 71513 93517 143026 187034 223093 247459 291737 417469 446186 494918 583474 720631 834938 1215721 1441262 2431442 3216967 3792581 4206803 6433934 7585162 8413606 9368203 10391389 12250727 18736406 20782778 24501454 32417129 54688439 64834258 94402661 109376878 135088057 159259451 176653613 188805322 270176114 318518902 353307226 421422677 551091193 842845354 1102182386 1227234593 1361271959 1604845237 2296496969 2454469186 2722543918 3209690474 4592993938 7164185509 14328371018 17696535467 20862988081 23141623303 35393070934 41725976162 46283246606 178326626629 300841102939 356653253258 601682205878 2318246146177 3031552652693 4636492292354 6063105305386 39410184485009 78820368970018
• Sum of all divisors σ(n): 135948533520240
• Sum of proper divisors (its aliquot sum) s(n): 57128164550222
• 78820368970018 is a deficient number, because the sum of its proper divisors (57128164550222) is less than itself. Its deficiency is 21692204419796

Bases of 78820368970018

• Binary: 10001111010111111001100000101111111000100100010₂
• Hexadecimal: 0x47AFCC17F122
• Base-36: RXTKSLPNM

Squares and roots of 78820368970018

• 78820368970018 squared (78820368970018²) is 6212650564569776394182920324
• 78820368970018 cubed (78820368970018³) is 489683409781180412410056197584887238845832
• The square root of 78820368970018 is 8878083.6316188191
• The cube root of 78820368970018 is 42875.8577294179

Scales and comparisons

• 78,820,368,970,018 seconds is equal to 2,506,243 years, 48 weeks, 1 day, 6 minutes, 58 seconds.
• To count from 1 to 78,820,368,970,018 would take you about six million, two hundred sixty-five thousand, six hundred 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 78820368970018 cubic inches would be around 3573 feet tall.

Recreational maths with 78820368970018

• 78820368970018 backwards is 81007986302887
• The number of decimal digits it has is: 14
• The sum of 78820368970018's digits is 67
• More coming soon!