820044562159728

Names of 820044562159728

• Cardinal: 820044562159728 can be written as Eight hundred twenty trillion, forty-four billion, five hundred sixty-two million, one hundred fifty-nine thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 8.20044562159728 × 10¹⁴

Factors of 820044562159728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4851437

Divisors of 820044562159728

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 1990579 2860853 3981158 5721706 5971737 7962316 8582559 11443412 11943474 15924632 17165118 17915211 22886824 23886948 25747677 31849264 34330236 35830422 45773648 47773896 51495354 68660472 71660844 95547792 102990708 137320944 143321688 205981416 286643376 411962832 5694753903887 11389507807774 17084261711661 22779015615548 34168523423322 45558031231096 51252785134983 68337046846644 91116062462192 102505570269966 136674093693288 205011140539932 273348187386576 410022281079864 820044562159728
• Sum of all divisors σ(n): 2294987778393960
• Sum of proper divisors (its aliquot sum) s(n): 1474943216234232
• 820044562159728 is an abundant number, because the sum of its proper divisors (1474943216234232) is greater than itself. Its abundance is 654898654074504

Bases of 820044562159728

• Binary: 10111010011101001110000000110100111101100001110000₂
• Hexadecimal: 0x2E9D380D3D870
• Base-36: 82OJ9RDX80

Squares and roots of 820044562159728

• 820044562159728 squared (820044562159728²) is 672473083927739999623785033984
• 820044562159728 cubed (820044562159728³) is 551457895673725568390977017635472330916196352
• The square root of 820044562159728 is 28636420.2050418307
• The cube root of 820044562159728 is 93600.7117187115

Scales and comparisons

• 820,044,562,159,728 seconds is equal to 26,074,880 years, 26 weeks, 4 days, 11 hours, 28 minutes, 48 seconds.
• To count from 1 to 820,044,562,159,728 would take you about sixty-five million, one hundred eighty-seven thousand, two hundred one 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 820044562159728 cubic inches would be around 7800.1 feet tall.

Recreational maths with 820044562159728

• 820044562159728 backwards is 827951265440028
• The number of decimal digits it has is: 15
• The sum of 820044562159728's digits is 63
• More coming soon!