40720139011194881

Names of 40720139011194881

• Cardinal: 40720139011194881 can be written as Forty quadrillion, seven hundred twenty trillion, one hundred thirty-nine billion, eleven million, one hundred ninety-four thousand, eight hundred eighty-one.

Scientific notation

• Scientific notation: 4.0720139011194881 × 10¹⁶

Factors of 40720139011194881

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 119963809111

Divisors of 40720139011194881

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 48491 339437 119963760613 839746324291 5817162715884983 40720139011194881
• Sum of all divisors σ(n): 46538261437552704
• Sum of proper divisors (its aliquot sum) s(n): 5818122426357823
• 40720139011194881 is a deficient number, because the sum of its proper divisors (5818122426357823) is less than itself. Its deficiency is 34902016584837058

Bases of 40720139011194881

• Binary: 10010000101010101100000000101100111101111000000000000001₂
• Hexadecimal: 0x90AAC02CF78001
• Base-36: B4Y31M4FK75

Squares and roots of 40720139011194881

• 40720139011194881 squared (40720139011194881²) is 1658129721091035220942243360604161
• 40720139011194881 cubed (40720139011194881³) is 67519272741420750760841190080885682193382670499841
• The square root of 40720139011194881 is 201792316.5316134653
• The cube root of 40720139011194881 is 344035.3617965775

Scales and comparisons

• 40,720,139,011,194,881 seconds is equal to 1,294,774,464 years, 46 weeks, 4 days, 3 hours, 54 minutes, 41 seconds.
• To count from 1 to 40,720,139,011,194,881 would take you about three billion, eight hundred eighty-four million, three hundred twenty-three thousand, three hundred ninety-four 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 40720139011194881 cubic inches would be around 28669.6 feet tall.

Recreational maths with 40720139011194881

• 40720139011194881 backwards is 18849111093102704
• The number of decimal digits it has is: 17
• The sum of 40720139011194881's digits is 59
• More coming soon!