31901733978243

Names of 31901733978243

• Cardinal: 31901733978243 can be written as Thirty-one trillion, nine hundred one billion, seven hundred thirty-three million, nine hundred seventy-eight thousand, two hundred forty-three.

Scientific notation

• Scientific notation: 3.1901733978243 × 10¹³

Factors of 31901733978243

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1883575

Divisors of 31901733978243

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 37 111 293 521 879 1563 10841 19277 32523 57831 152653 457959 1882721 5648161 5648163 16944483 69660677 208982031 551637253 980897641 1654911759 2942692923 20410578361 36293212717 61231735083 108879638151 287403008813 862209026439 10633911326081 31901733978243
• Sum of all divisors σ(n): 43918512144192
• Sum of proper divisors (its aliquot sum) s(n): 12016778165949
• 31901733978243 is a deficient number, because the sum of its proper divisors (12016778165949) is less than itself. Its deficiency is 19884955812294

Bases of 31901733978243

• Binary: 111010000001110110011100001011000000010000011₂
• Hexadecimal: 0x1D03B3858083
• Base-36: BB3GCQD1F

Squares and roots of 31901733978243

• 31901733978243 squared (31901733978243²) is 1017720630818583947197367049
• 31901733978243 cubed (31901733978243³) is 32467052828544119575440518158389851114907
• The square root of 31901733978243 is 5648161.9999999115
• The cube root of 31901733978243 is 31715.4903041879

Scales and comparisons

• 31,901,733,978,243 seconds is equal to 1,014,376 years, 24 weeks, 3 hours, 44 minutes, 3 seconds.
• To count from 1 to 31,901,733,978,243 would take you about two million, five hundred thirty-five thousand, nine hundred forty-one 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 31901733978243 cubic inches would be around 2643 feet tall.

Recreational maths with 31901733978243

• 31901733978243 backwards is 34287933710913
• The number of decimal digits it has is: 14
• The sum of 31901733978243's digits is 60
• More coming soon!