20747887320

Names of 20747887320

• Cardinal: 20747887320 can be written as Twenty billion, seven hundred forty-seven million, eight hundred eighty-seven thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.074788732 × 10¹⁰

Factors of 20747887320

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 151893

Divisors of 20747887320

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 17 20 24 30 34 40 51 60 67 68 85 102 120 134 136 170 201 204 255 268 335 340 402 408 510 536 670 680 804 1005 1020 1139 1340 1608 2010 2040 2278 2680 3417 4020 4556 5695 6834 8040 9112 11390 13668 17085 22780 27336 34170 45560 68340 136680 151799 303598 455397 607196 758995 910794 1214392 1517990 1821588 2276985 2580583 3035980 3643176 4553970 5161166 6071960 7741749 9107940 10170533 10322332 12902915 15483498 18215880 20341066 20644664 25805830 30511599 30966996 38708745 40682132 50852665 51611660 61023198 61933992 77417490 81364264 101705330 103223320 122046396 152557995 154834980 172899061 203410660 244092792 305115990 309669960 345798122 406821320 518697183 610231980 691596244 864495305 1037394366 1220463960 1383192488 1728990610 2074788732 2593485915 3457981220 4149577464 5186971830 6915962440 10373943660 20747887320
• Sum of all divisors σ(n): 66889152000
• Sum of proper divisors (its aliquot sum) s(n): 46141264680
• 20747887320 is an abundant number, because the sum of its proper divisors (46141264680) is greater than itself. Its abundance is 25393377360

Bases of 20747887320

• Binary: 10011010100101010111010001011011000₂
• Hexadecimal: 0x4D4ABA2D8
• Base-36: 9J4R8BC

Squares and roots of 20747887320

• 20747887320 squared (20747887320²) is 430474828243416782400
• 20747887320 cubed (20747887320³) is 8931443230490764933032159168000
• The square root of 20747887320 is 144041.2695028755
• The cube root of 20747887320 is 2747.8390658111

Scales and comparisons

• 20,747,887,320 seconds is equal to 659 years, 37 weeks, 2 days, 14 hours, 2 minutes.
• To count from 1 to 20,747,887,320 would take you about one thousand, three hundred nineteen 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 20747887320 cubic inches would be around 229 feet tall.

Recreational maths with 20747887320

• 20747887320 backwards is 02378874702
• The number of decimal digits it has is: 11
• The sum of 20747887320's digits is 48
• More coming soon!