31813933986908450

Names of 31813933986908450

• Cardinal: 31813933986908450 can be written as Thirty-one quadrillion, eight hundred thirteen trillion, nine hundred thirty-three billion, nine hundred eighty-six million, nine hundred eight thousand, four hundred fifty.

Scientific notation

• Scientific notation: 3.181393398690845 × 10¹⁶

Factors of 31813933986908450

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 221468388390

Divisors of 31813933986908450

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 5 10 13 17 25 26 34 50 65 85 130 169 170 221 325 338 425 442 650 845 850 1105 1690 2210 2873 4225 5525 5746 8450 11050 14365 28730 71825 143650 221468388353 442936776706 1107341941765 2214683883530 2879089048589 3764962602001 5536709708825 5758178097178 7529925204002 11073419417650 14395445242945 18824813010005 28790890485890 37428157631657 37649626020010 48944513826013 71977226214725 74856315263314 94124065050025 97889027652026 143954452429450 187140788158285 188248130100050 244722569130065 374281576316570 489445138260130 636278679738169 935703940791425 1223612845650325 1272557359476338 1871407881582850 2447225691300650 3181393398690845 6362786797381690 15906966993454225 31813933986908450
• Sum of all divisors σ(n): 67845069025141068
• Sum of proper divisors (its aliquot sum) s(n): 36031135038232618
• 31813933986908450 is an abundant number, because the sum of its proper divisors (36031135038232618) is greater than itself. Its abundance is 4217201051324168

Bases of 31813933986908450

• Binary: 1110001000001101001101010111010001100101000100100100010₂
• Hexadecimal: 0x71069ABA328922
• Base-36: 8P93JICDDEQ

Squares and roots of 31813933986908450

• 31813933986908450 squared (31813933986908450²) is 1012126395723368584855988681402500
• 31813933986908450 cubed (31813933986908450³) is 32199722339950827100349557417814743812985101125000
• The square root of 31813933986908450 is 178364609.6817091403
• The cube root of 31813933986908450 is 316863.6776704229

Scales and comparisons

• 31,813,933,986,908,450 seconds is equal to 1,011,584,693 years, 42 weeks, 6 days, 4 hours, 20 minutes, 50 seconds.
• To count from 1 to 31,813,933,986,908,450 would take you about three billion, thirty-four million, seven hundred fifty-four thousand and eighty-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 31813933986908450 cubic inches would be around 26405.3 feet tall.

Recreational maths with 31813933986908450

• 31813933986908450 backwards is 05480968933931813
• The number of decimal digits it has is: 17
• The sum of 31813933986908450's digits is 80
• More coming soon!