82397945981265813

Names of 82397945981265813

• Cardinal: 82397945981265813 can be written as Eighty-two quadrillion, three hundred ninety-seven trillion, nine hundred forty-five billion, nine hundred eighty-one million, two hundred sixty-five thousand, eight hundred thirteen.

Scientific notation

• Scientific notation: 8.2397945981265813 × 10¹⁶

Factors of 82397945981265813

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2875745

Divisors of 82397945981265813

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 17 27 51 153 459 479 1437 4311 8143 12933 24429 73287 136859 219861 410577 1231731 2326603 2738387 3695193 6979809 8215161 20939427 24645483 46552579 62818281 65555461 73936449 139657737 196666383 418973211 589999149 1114442837 1256919633 1311687373 1769997447 3343328511 3935062119 10029985533 11805186357 22298685341 30089956599 35415559071 66896056023 200688168069 374772906433 602064504207 1124318719299 3372956157897 6371139409361 10118868473691 19113418228083 57340254684249 172020764052747 179516222181407 538548666544221 1615645999632663 3051775777083919 4846937998897989 9155327331251757 27465981993755271 82397945981265813
• Sum of all divisors σ(n): 129522510148608000
• Sum of proper divisors (its aliquot sum) s(n): 47124564167342187
• 82397945981265813 is a deficient number, because the sum of its proper divisors (47124564167342187) is less than itself. Its deficiency is 35273381813923626

Bases of 82397945981265813

• Binary: 100100100101111000111111011001100011011110110011110010101₂
• Hexadecimal: 0x124BC7ECC6F6795
• Base-36: MJBMTTDBPN9

Squares and roots of 82397945981265813

• 82397945981265813 squared (82397945981265813²) is 6789421501931598942791165762550969
• 82397945981265813 cubed (82397945981265813³) is 559434386160204493342756129976471564566046549722797
• The square root of 82397945981265813 is 287050424.1091899397
• The cube root of 82397945981265813 is 435149.8070038547

Scales and comparisons

• 82,397,945,981,265,813 seconds is equal to 2,619,999,808 years, 32 weeks, 2 days, 17 hours, 23 minutes, 33 seconds.
• To count from 1 to 82,397,945,981,265,813 would take you about seven billion, eight hundred fifty-nine million, nine hundred ninety-nine thousand, four hundred twenty-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 82397945981265813 cubic inches would be around 36262.5 feet tall.

Recreational maths with 82397945981265813

• 82397945981265813 backwards is 31856218954979328
• The number of decimal digits it has is: 17
• The sum of 82397945981265813's digits is 90
• More coming soon!