309680739472440

Names of 309680739472440

• Cardinal: 309680739472440 can be written as Three hundred nine trillion, six hundred eighty billion, seven hundred thirty-nine million, four hundred seventy-two thousand, four hundred forty.

Scientific notation

• Scientific notation: 3.0968073947244 × 10¹⁴

Factors of 309680739472440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 368667547008

Divisors of 309680739472440

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 56 60 70 84 105 120 140 168 210 280 420 840 368667546991 737335093982 1106002640973 1474670187964 1843337734955 2212005281946 2580672828937 2949340375928 3686675469910 4424010563892 5161345657874 5530013204865 7373350939820 7742018486811 8848021127784 10322691315748 11060026409730 12903364144685 14746701879640 15484036973622 20645382631496 22120052819460 25806728289370 30968073947244 38710092434055 44240105638920 51613456578740 61936147894488 77420184868110 103226913157480 154840369736220 309680739472440
• Sum of all divisors σ(n): 1061762535336960
• Sum of proper divisors (its aliquot sum) s(n): 752081795864520
• 309680739472440 is an abundant number, because the sum of its proper divisors (752081795864520) is greater than itself. Its abundance is 442401056392080

Bases of 309680739472440

• Binary: 1000110011010011100101010011110000101010000111000₂
• Hexadecimal: 0x119A72A785438
• Base-36: 31RTD8K8JC

Squares and roots of 309680739472440

• 309680739472440 squared (309680739472440²) is 95902160400197257889519553600
• 309680739472440 cubed (309680739472440³) is 29699051949737639228469188231122728302784000
• The square root of 309680739472440 is 17597748.1364076809
• The cube root of 309680739472440 is 67655.7529583731

Scales and comparisons

• 309,680,739,472,440 seconds is equal to 9,846,889 years, 31 weeks, 4 days, 23 hours, 14 minutes.
• To count from 1 to 309,680,739,472,440 would take you about twenty-four million, six hundred seventeen thousand, two hundred twenty-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 309680739472440 cubic inches would be around 5638 feet tall.

Recreational maths with 309680739472440

• 309680739472440 backwards is 044274937086903
• The number of decimal digits it has is: 15
• The sum of 309680739472440's digits is 66
• More coming soon!