31863916920407

Names of 31863916920407

• Cardinal: 31863916920407 can be written as Thirty-one trillion, eight hundred sixty-three billion, nine hundred sixteen million, nine hundred twenty thousand, four hundred seven.

Scientific notation

• Scientific notation: 3.1863916920407 × 10¹³

Factors of 31863916920407

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3325

Divisors of 31863916920407

• Number of divisors d(n): 48
• Complete list of divisors:
  1 11 13 121 143 169 1331 1573 1859 2197 3301 17303 20449 24167 36311 42913 224939 265837 399421 472043 557869 2924207 4393631 5192473 6136559 7252297 10896601 57117203 67502149 79775267 119862611 141655813 742523639 877527937 1318488721 1558213943 1841525569 9652807307 14503375931 17140353373 20256781259 23939832397 188543887103 222824593849 263338156367 2451070532339 2896719720037 31863916920407
• Sum of all divisors σ(n): 37978750020960
• Sum of proper divisors (its aliquot sum) s(n): 6114833100553
• 31863916920407 is a deficient number, because the sum of its proper divisors (6114833100553) is less than itself. Its deficiency is 25749083819854

Bases of 31863916920407

• Binary: 111001111101011100101011100101111111001010111₂
• Hexadecimal: 0x1CFAE572FE57
• Base-36: BAM2XFKGN

Squares and roots of 31863916920407

• 31863916920407 squared (31863916920407²) is 1015309201510599514773045649
• 31863916920407 cubed (31863916920407³) is 32351728045458512283135453217616110659143
• The square root of 31863916920407 is 5644813.2759558131
• The cube root of 31863916920407 is 31702.9532555621

Scales and comparisons

• 31,863,916,920,407 seconds is equal to 1,013,173 years, 51 weeks, 5 days, 17 hours, 26 minutes, 47 seconds.
• To count from 1 to 31,863,916,920,407 would take you about two million, five hundred thirty-two thousand, nine hundred thirty-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 31863916920407 cubic inches would be around 2641.9 feet tall.

Recreational maths with 31863916920407

• 31863916920407 backwards is 70402961936813
• The number of decimal digits it has is: 14
• The sum of 31863916920407's digits is 59
• More coming soon!