401215437824785121

Names of 401215437824785121

• Cardinal: 401215437824785121 can be written as Four hundred one quadrillion, two hundred fifteen trillion, four hundred thirty-seven billion, eight hundred twenty-four million, seven hundred eighty-five thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 4.01215437824785121 × 10¹⁷

Factors of 401215437824785121

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 401215437824785121

Divisors of 401215437824785121

• Number of divisors d(n): 2
• Complete list of divisors:
  1 401215437824785121
• Sum of all divisors σ(n): 401215437824785122
• Sum of proper divisors (its aliquot sum) s(n): 1
• 401215437824785121 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 401215437824785120

Bases of 401215437824785121

• Binary: 10110010001011001110101000010100001111100101111101011100001₂
• Hexadecimal: 0x5916750A1F2FAE1
• Base-36: 31QJ03ML949T

Squares and roots of 401215437824785121

• 401215437824785121 squared (401215437824785121²) is 160973827548934015186496249822984641
• 401215437824785121 cubed (401215437824785121³) is 64585184698377017619995404508200102359399732708326561
• The square root of 401215437824785121 is 633415691.1734861033
• The cube root of 401215437824785121 is 737551.8303206515

Scales and comparisons

• 401,215,437,824,785,121 seconds is equal to 12,757,409,881 years, 51 weeks, 5 days, 2 hours, 58 minutes, 41 seconds.
• To count from 1 to 401,215,437,824,785,121 would take you about thirty-eight billion, two hundred seventy-two million, two hundred twenty-nine thousand, six hundred forty-five 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 401215437824785121 cubic inches would be around 61462.7 feet tall.

Recreational maths with 401215437824785121

• 401215437824785121 backwards is 121587428734512104
• The number of decimal digits it has is: 18
• The sum of 401215437824785121's digits is 65
• More coming soon!