20704872316720

Names of 20704872316720

• Cardinal: 20704872316720 can be written as Twenty trillion, seven hundred four billion, eight hundred seventy-two million, three hundred sixteen thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.070487231672 × 10¹³

Factors of 20704872316720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 375616

Divisors of 20704872316720

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 53 80 106 212 265 424 530 848 1060 2120 4240 13487 26974 53948 67435 107896 134870 215792 269740 362069 539480 714811 724138 1078960 1429622 1448276 1810345 2859244 2896552 3574055 3620690 5718488 5793104 7148110 7241380 11436976 14296220 14482760 19189657 28592440 28965520 38379314 57184880 76758628 95948285 153517256 191896570 307034512 383793140 767586280 1535172560 4883224603 9766449206 19532898412 24416123015 39065796824 48832246030 78131593648 97664492060 195328984120 258810903959 390657968240 517621807918 1035243615836 1294054519795 2070487231672 2588109039590 4140974463344 5176218079180 10352436158360 20704872316720
• Sum of all divisors σ(n): 49050880007040
• Sum of proper divisors (its aliquot sum) s(n): 28346007690320
• 20704872316720 is an abundant number, because the sum of its proper divisors (28346007690320) is greater than itself. Its abundance is 7641135373600

Bases of 20704872316720

• Binary: 100101101010010111010100011110011111100110000₂
• Hexadecimal: 0x12D4BA8F3F30
• Base-36: 7C7OQE5V4

Squares and roots of 20704872316720

• 20704872316720 squared (20704872316720²) is 428691737651678219991558400
• 20704872316720 cubed (20704872316720³) is 8876007691310825279152583588251176448000
• The square root of 20704872316720 is 4550260.6866771931
• The cube root of 20704872316720 is 27459.3879065463

Scales and comparisons

• 20,704,872,316,720 seconds is equal to 658,350 years, 46 weeks, 3 days, 21 hours, 18 minutes, 40 seconds.
• To count from 1 to 20,704,872,316,720 would take you about one million, six hundred forty-five thousand, eight hundred seventy-seven 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 20704872316720 cubic inches would be around 2288.3 feet tall.

Recreational maths with 20704872316720

• 20704872316720 backwards is 02761327840702
• The number of decimal digits it has is: 14
• The sum of 20704872316720's digits is 49
• More coming soon!