400079945344221185

Names of 400079945344221185

• Cardinal: 400079945344221185 can be written as Four hundred quadrillion, seventy-nine trillion, nine hundred forty-five billion, three hundred forty-four million, two hundred twenty-one thousand, one hundred eighty-five.

Scientific notation

• Scientific notation: 4.00079945344221185 × 10¹⁷

Factors of 400079945344221185

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 80015989068844242

Divisors of 400079945344221185

• Number of divisors d(n): 4
• Complete list of divisors:
  1 5 80015989068844237 400079945344221185
• Sum of all divisors σ(n): 480095934413065428
• Sum of proper divisors (its aliquot sum) s(n): 80015989068844243
• 400079945344221185 is a deficient number, because the sum of its proper divisors (80015989068844243) is less than itself. Its deficiency is 320063956275376942

Bases of 400079945344221185

• Binary: 10110001101010111101001011100110000000000000000000000000001₂
• Hexadecimal: 0x58D5E9730000001
• Base-36: 31FCI5KZVEV5

Squares and roots of 400079945344221185

• 400079945344221185 squared (400079945344221185²) is 160063962666635010643757874202804225
• 400079945344221185 cubed (400079945344221185³) is 64038381435246795298333928230656781494937825652506625
• The square root of 400079945344221185 is 632518731.2200494711
• The cube root of 400079945344221185 is 736855.3833192655

Scales and comparisons

• 400,079,945,344,221,185 seconds is equal to 12,721,304,733 years, 21 weeks, 6 days, 12 hours, 33 minutes, 5 seconds.
• To count from 1 to 400,079,945,344,221,185 would take you about thirty-eight billion, one hundred sixty-three million, nine hundred fourteen thousand, two 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 400079945344221185 cubic inches would be around 61404.6 feet tall.

Recreational maths with 400079945344221185

• 400079945344221185 backwards is 581122443549970004
• The number of decimal digits it has is: 18
• The sum of 400079945344221185's digits is 68
• More coming soon!