842145385927659074

Names of 842145385927659074

• Cardinal: 842145385927659074 can be written as Eight hundred forty-two quadrillion, one hundred forty-five trillion, three hundred eighty-five billion, nine hundred twenty-seven million, six hundred fifty-nine thousand and seventy-four.

Scientific notation

• Scientific notation: 8.42145385927659074 × 10¹⁷

Factors of 842145385927659074

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1104172201

Divisors of 842145385927659074

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 23 46 16837043 33674086 387251989 774503978 1087335133 2174670266 25008708059 50017416118 18307508389731719 36615016779463438 421072692963829537 842145385927659074
• Sum of all divisors σ(n): 1318140683561080512
• Sum of proper divisors (its aliquot sum) s(n): 475995297633421438
• 842145385927659074 is a deficient number, because the sum of its proper divisors (475995297633421438) is less than itself. Its deficiency is 366150088294237636

Bases of 842145385927659074

• Binary: 101110101111111001101100010001000001011100111100111001000010₂
• Hexadecimal: 0xBAFE6C44173CE42
• Base-36: 6EC3MHENT8AQ

Squares and roots of 842145385927659074

• 842145385927659074 squared (842145385927659074²) is 709208851039245841905498337574537476
• 842145385927659074 cubed (842145385927659074³) is 597256961561757365668825766473973812265883100964457224
• The square root of 842145385927659074 is 917684796.6091947161
• The cube root of 842145385927659074 is 944341.3889045411

Scales and comparisons

• 842,145,385,927,659,074 seconds is equal to 26,777,618,345 years, 40 weeks, 6 days, 10 hours, 11 minutes, 14 seconds.
• To count from 1 to 842,145,385,927,659,074 would take you about eighty billion, three hundred thirty-two million, eight hundred fifty-five thousand and thirty-seven 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 842145385927659074 cubic inches would be around 78695.1 feet tall.

Recreational maths with 842145385927659074

• 842145385927659074 backwards is 470956729583541248
• The number of decimal digits it has is: 18
• The sum of 842145385927659074's digits is 89
• More coming soon!