812978027008

Names of 812978027008

• Cardinal: 812978027008 can be written as Eight hundred twelve billion, nine hundred seventy-eight million, twenty-seven thousand and eight.

Scientific notation

• Scientific notation: 8.12978027008 × 10¹¹

Factors of 812978027008

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 97581

Divisors of 812978027008

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 112 128 224 256 448 512 896 1792 2383 3584 4766 9532 16681 19064 33362 38128 66724 76256 95189 133448 152512 190378 266896 305024 380756 533792 610048 666323 761512 1067584 1220096 1332646 1523024 2135168 2665292 3046048 4270336 5330584 6092096 8540672 10661168 12184192 21322336 24368384 42644672 48736768 85289344 170578688 226835387 341157376 453670774 907341548 1587847709 1814683096 3175695418 3629366192 6351390836 7258732384 12702781672 14517464768 25405563344 29034929536 50811126688 58069859072 101622253376 116139718144 203244506752 406489013504 812978027008
• Sum of all divisors σ(n): 1857219344640
• Sum of proper divisors (its aliquot sum) s(n): 1044241317632
• 812978027008 is an abundant number, because the sum of its proper divisors (1044241317632) is greater than itself. Its abundance is 231263290624

Bases of 812978027008

• Binary: 1011110101001001010001000011101000000000₂
• Hexadecimal: 0xBD49443A00
• Base-36: ADH64KCG

Squares and roots of 812978027008

• 812978027008 squared (812978027008²) is 660933272397820377432064
• 812978027008 cubed (812978027008³) is 537324227777921035724297280277184512
• The square root of 812978027008 is 901652.9415512379
• The cube root of 812978027008 is 9333.1075241877

Scales and comparisons

• 812,978,027,008 seconds is equal to 25,850 years, 9 weeks, 4 days, 21 hours, 43 minutes, 28 seconds.
• To count from 1 to 812,978,027,008 would take you about fifty-one thousand, seven hundred 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 812978027008 cubic inches would be around 777.8 feet tall.

Recreational maths with 812978027008

• 812978027008 backwards is 800720879218
• The number of decimal digits it has is: 12
• The sum of 812978027008's digits is 52
• More coming soon!