12918814144137

Names of 12918814144137

• Cardinal: 12918814144137 can be written as Twelve trillion, nine hundred eighteen billion, eight hundred fourteen million, one hundred forty-four thousand, one hundred thirty-seven.

Scientific notation

• Scientific notation: 1.2918814144137 × 10¹³

Factors of 12918814144137

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2944

Divisors of 12918814144137

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 11 27 33 73 99 219 297 657 803 1971 2409 2857 5329 7227 8571 15987 21681 25713 31427 47961 58619 77139 94281 143883 175857 208561 282843 527571 625683 848529 1582713 1877049 2294171 5631147 6882513 8162449 15224953 20647539 24487347 45674859 61942617 73462041 89786939 137024577 167474483 220386123 269360817 411073731 502423449 595858777 808082451 1507270347 1787576331 2424247353 4521811041 5362728993 6554446547 16088186979 19663339641 43497690721 58990018923 130493072163 176970056769 391479216489 478474597931 1174437649467 1435423793793 4306271381379 12918814144137
• Sum of all divisors σ(n): 21176233786080
• Sum of proper divisors (its aliquot sum) s(n): 8257419641943
• 12918814144137 is a deficient number, because the sum of its proper divisors (8257419641943) is less than itself. Its deficiency is 4661394502194

Bases of 12918814144137

• Binary: 10111011111111100101010100111111011010001001₂
• Hexadecimal: 0xBBFE553F689
• Base-36: 4KUTKDY89

Squares and roots of 12918814144137

• 12918814144137 squared (12918814144137²) is 166895758890754207811474769
• 12918814144137 cubed (12918814144137³) is 2156095290554353929670428857726504779353
• The square root of 12918814144137 is 3594275.1903738533
• The cube root of 12918814144137 is 23464.2971624071

Scales and comparisons

• 12,918,814,144,137 seconds is equal to 410,778 years, 17 weeks, 20 hours, 28 minutes, 57 seconds.
• To count from 1 to 12,918,814,144,137 would take you about one million, twenty-six thousand, nine hundred forty-five 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 12918814144137 cubic inches would be around 1955.4 feet tall.

Recreational maths with 12918814144137

• 12918814144137 backwards is 73144141881921
• The number of decimal digits it has is: 14
• The sum of 12918814144137's digits is 54
• More coming soon!