81822420348916

Names of 81822420348916

• Cardinal: 81822420348916 can be written as Eighty-one trillion, eight hundred twenty-two billion, four hundred twenty million, three hundred forty-eight thousand, nine hundred sixteen.

Scientific notation

• Scientific notation: 8.1822420348916 × 10¹³

Factors of 81822420348916

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 52891

Divisors of 81822420348916

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 13 26 52 103 206 412 487 607 974 1214 1339 1948 2428 2678 5356 6331 7891 12662 15782 25324 31564 50161 51679 62521 100322 103358 125042 200644 206716 250084 295609 591218 652093 671827 812773 1182436 1304186 1343654 1625546 2608372 2687308 3251092 3842917 5322937 7685834 10645874 15371668 21291748 25167673 30447727 31369153 50335346 60895454 62738306 69198181 100670692 121790908 125476612 138396362 276792724 327179749 395820451 407798989 654359498 791640902 815597978 1308718996 1583281804 1631195956 2592270319 3231022759 5184540638 6462045518 10369081276 12924091036 15276777511 30553555022 33699514147 42003295867 61107110044 67399028294 84006591734 134798056588 168013183468 198598107643 397196215286 794392430572 1573508083633 3147016167266 6294032334532 20455605087229 40911210174458 81822420348916
• Sum of all divisors σ(n): 156280690442240
• Sum of proper divisors (its aliquot sum) s(n): 74458270093324
• 81822420348916 is a deficient number, because the sum of its proper divisors (74458270093324) is less than itself. Its deficiency is 7364150255592

Bases of 81822420348916

• Binary: 10010100110101011000100010011001010111111110100₂
• Hexadecimal: 0x4A6AC44CAFF4
• Base-36: T04P8HEK4

Squares and roots of 81822420348916

• 81822420348916 squared (81822420348916²) is 6694908471754703115182375056
• 81822420348916 cubed (81822420348916³) is 547793615173432139596524660566529095039296
• The square root of 81822420348916 is 9045574.6279004299
• The cube root of 81822420348916 is 43413.4307482227

Scales and comparisons

• 81,822,420,348,916 seconds is equal to 2,601,699 years, 45 weeks, 3 days, 55 minutes, 16 seconds.
• To count from 1 to 81,822,420,348,916 would take you about six million, five hundred four thousand, two hundred forty-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 81822420348916 cubic inches would be around 3617.8 feet tall.

Recreational maths with 81822420348916

• 81822420348916 backwards is 61984302422818
• The number of decimal digits it has is: 14
• The sum of 81822420348916's digits is 58
• More coming soon!