20343865472

Names of 20343865472

• Cardinal: 20343865472 can be written as Twenty billion, three hundred forty-three million, eight hundred sixty-five thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.0343865472 × 10¹⁰

Factors of 20343865472

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1810

Divisors of 20343865472

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 64 98 112 128 196 224 392 448 784 896 1568 1801 3136 3602 6272 7204 12607 14408 25214 28816 50428 57632 88249 100856 115264 176498 201712 230528 352996 403424 705992 806848 1411984 1613696 2823968 3243601 5647936 6487202 11295872 12974404 22705207 25948808 45410414 51897616 90820828 103795232 158936449 181641656 207590464 317872898 363283312 415180928 635745796 726566624 1271491592 1453133248 2542983184 2906266496 5085966368 10171932736 20343865472
• Sum of all divisors σ(n): 47171932605
• Sum of proper divisors (its aliquot sum) s(n): 26828067133
• 20343865472 is an abundant number, because the sum of its proper divisors (26828067133) is greater than itself. Its abundance is 6484201661

Bases of 20343865472

• Binary: 10010111100100101101100000010000000₂
• Hexadecimal: 0x4BC96C080
• Base-36: 9CG7N28

Squares and roots of 20343865472

• 20343865472 squared (20343865472²) is 413872862342833782784
• 20343865472 cubed (20343865472³) is 8419773834014185220214565634048
• The square root of 20343865472 is 142631.9230467009
• The cube root of 20343865472 is 2729.8858773245

Scales and comparisons

• 20,343,865,472 seconds is equal to 646 years, 45 weeks, 2 days, 9 hours, 44 minutes, 32 seconds.
• To count from 1 to 20,343,865,472 would take you about one thousand, two hundred ninety-three 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 20343865472 cubic inches would be around 227.5 feet tall.

Recreational maths with 20343865472

• 20343865472 backwards is 27456834302
• The number of decimal digits it has is: 11
• The sum of 20343865472's digits is 44
• More coming soon!