820428049800053578

Names of 820428049800053578

• Cardinal: 820428049800053578 can be written as Eight hundred twenty quadrillion, four hundred twenty-eight trillion, forty-nine billion, eight hundred million, fifty-three thousand, five hundred seventy-eight.

Scientific notation

• Scientific notation: 8.20428049800053578 × 10¹⁷

Factors of 820428049800053578

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 67413964126

Divisors of 820428049800053578

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 13 26 223 446 2099 2899 4198 5798 27287 54574 468077 936154 6085001 12170002 67413961789 134827923578 876381503257 1752763006514 15033313478947 30066626957894 141501905795111 195433075226311 283003811590222 390866150452622 1839524775336443 3679049550672886 31554924992309753 63109849984619506 410214024900026789 820428049800053578
• Sum of all divisors σ(n): 1331884160292672000
• Sum of proper divisors (its aliquot sum) s(n): 511456110492618422
• 820428049800053578 is a deficient number, because the sum of its proper divisors (511456110492618422) is less than itself. Its deficiency is 308971939307435156

Bases of 820428049800053578

• Binary: 101101100010101111101111011011101000000110010100001101001010₂
• Hexadecimal: 0xB62BEF6E819434A
• Base-36: 68E9GYX6FRKA

Squares and roots of 820428049800053578

• 820428049800053578 squared (820428049800053578²) is 673102184898719193828104371670602084
• 820428049800053578 cubed (820428049800053578³) is 552231912872611262179082369657533357943961150718456552
• The square root of 820428049800053578 is 905774833.9405625029
• The cube root of 820428049800053578 is 936153.0000000011

Scales and comparisons

• 820,428,049,800,053,578 seconds is equal to 26,087,074,233 years, 3 weeks, 22 hours, 52 minutes, 58 seconds.
• To count from 1 to 820,428,049,800,053,578 would take you about seventy-eight billion, two hundred sixty-one million, two hundred twenty-two thousand, six hundred ninety-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 820428049800053578 cubic inches would be around 78012.8 feet tall.

Recreational maths with 820428049800053578

• 820428049800053578 backwards is 875350008940824028
• The number of decimal digits it has is: 18
• The sum of 820428049800053578's digits is 73
• More coming soon!