12378131930979

Names of 12378131930979

• Cardinal: 12378131930979 can be written as Twelve trillion, three hundred seventy-eight billion, one hundred thirty-one million, nine hundred thirty thousand, nine hundred seventy-nine.

Scientific notation

• Scientific notation: 1.2378131930979 × 10¹³

Factors of 12378131930979

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 182387

Divisors of 12378131930979

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 23 27 29 69 87 207 261 621 667 783 2001 3851 6003 11553 18009 34659 88573 103977 111679 178481 265719 335037 535443 797157 1005111 1606329 2391471 2568617 3015333 4105063 4818987 5175949 7705851 12315189 15527847 23117553 36945567 46583541 69352659 110836701 119046827 139750623 357140481 687330331 1071421443 2061990993 3214264329 6185972979 15808597613 18557918937 19932579599 47425792839 59797738797 142277378517 179393216391 426832135551 458449330777 538179649173 1375347992331 4126043976993 12378131930979
• Sum of all divisors σ(n): 19800364723200
• Sum of proper divisors (its aliquot sum) s(n): 7422232792221
• 12378131930979 is a deficient number, because the sum of its proper divisors (7422232792221) is less than itself. Its deficiency is 4955899138758

Bases of 12378131930979

• Binary: 10110100001000000010001010000001111101100011₂
• Hexadecimal: 0xB4202281F63
• Base-36: 4DYFO5OIR

Squares and roots of 12378131930979

• 12378131930979 squared (12378131930979²) is 153218150100721907219898441
• 12378131930979 cubed (12378131930979³) is 1896554476167279124757729171067601703739
• The square root of 12378131930979 is 3518256.9449912267
• The cube root of 12378131930979 is 23132.2761966487

Scales and comparisons

• 12,378,131,930,979 seconds is equal to 393,586 years, 15 weeks, 6 days, 20 hours, 49 minutes, 39 seconds.
• To count from 1 to 12,378,131,930,979 would take you about nine hundred eighty-three thousand, nine hundred sixty-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 12378131930979 cubic inches would be around 1927.7 feet tall.

Recreational maths with 12378131930979

• 12378131930979 backwards is 97903913187321
• The number of decimal digits it has is: 14
• The sum of 12378131930979's digits is 63
• More coming soon!