31726972012380161

Names of 31726972012380161

• Cardinal: 31726972012380161 can be written as Thirty-one quadrillion, seven hundred twenty-six trillion, nine hundred seventy-two billion, twelve million, three hundred eighty thousand, one hundred sixty-one.

Scientific notation

• Scientific notation: 3.1726972012380161 × 10¹⁶

Factors of 31726972012380161

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 53777954991

Divisors of 31726972012380161

• Number of divisors d(n): 8
• Complete list of divisors:
  1 11 53633 589963 53777901347 591556914817 2884270182943651 31726972012380161
• Sum of all divisors σ(n): 34611887530783584
• Sum of proper divisors (its aliquot sum) s(n): 2884915518403423
• 31726972012380161 is a deficient number, because the sum of its proper divisors (2884915518403423) is less than itself. Its deficiency is 28842056493976738

Bases of 31726972012380161

• Binary: 1110000101101111000001101010000100110001100000000000001₂
• Hexadecimal: 0x70B7835098C001
• Base-36: 8OE9TQA11J5

Squares and roots of 31726972012380161

• 31726972012380161 squared (31726972012380161²) is 1006600753074354042958252386385921
• 31726972012380161 cubed (31726972012380161³) is 31936393920430824024805018654623377583303910113281
• The square root of 31726972012380161 is 178120666.9995937361
• The cube root of 31726972012380161 is 316574.7032842659

Scales and comparisons

• 31,726,972,012,380,161 seconds is equal to 1,008,819,572 years, 1 week, 2 days, 8 hours, 42 minutes, 41 seconds.
• To count from 1 to 31,726,972,012,380,161 would take you about three billion, twenty-six million, four hundred fifty-eight thousand, seven hundred sixteen 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 31726972012380161 cubic inches would be around 26381.2 feet tall.

Recreational maths with 31726972012380161

• 31726972012380161 backwards is 16108321027962713
• The number of decimal digits it has is: 17
• The sum of 31726972012380161's digits is 59
• More coming soon!