13328287940

Names of 13328287940

• Cardinal: 13328287940 can be written as Thirteen billion, three hundred twenty-eight million, two hundred eighty-seven thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.332828794 × 10¹⁰

Factors of 13328287940

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2020

Divisors of 13328287940

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 10 11 20 22 23 44 46 55 92 110 115 121 220 230 242 253 460 484 506 605 1012 1210 1265 1331 1979 2420 2530 2662 2783 3958 5060 5324 5566 6655 7916 9895 11132 13310 13915 14641 19790 21769 26620 27830 29282 30613 39580 43538 45517 55660 58564 61226 73205 87076 91034 108845 122452 146410 153065 182068 217690 227585 239459 292820 306130 336743 435380 455170 478918 500687 612260 673486 910340 957836 1001374 1197295 1346972 1683715 2002748 2394590 2503435 2634049 3367430 4789180 5006870 5268098 5507557 6734860 10013740 10536196 11015114 13170245 22030228 26340490 27537785 28974539 52680980 55075570 57949078 60583127 110151140 115898156 121166254 144872695 242332508 289745390 302915635 579490780 605831270 666414397 1211662540 1332828794 2665657588 3332071985 6664143970 13328287940
• Sum of all divisors σ(n): 32143003200
• Sum of proper divisors (its aliquot sum) s(n): 18814715260
• 13328287940 is an abundant number, because the sum of its proper divisors (18814715260) is greater than itself. Its abundance is 5486427320

Bases of 13328287940

• Binary: 1100011010011011011000100011000100₂
• Hexadecimal: 0x31A6D88C4
• Base-36: 64FBGSK

Squares and roots of 13328287940

• 13328287940 squared (13328287940²) is 177643259411549443600
• 13328287940 cubed (13328287940³) is 2367680512037245945847590184000
• The square root of 13328287940 is 115448.2045767711
• The cube root of 13328287940 is 2370.9630664957

Scales and comparisons

• 13,328,287,940 seconds is equal to 423 years, 41 weeks, 3 days, 14 hours, 12 minutes, 20 seconds.
• To count from 1 to 13,328,287,940 would take you about eight hundred forty-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 13328287940 cubic inches would be around 197.6 feet tall.

Recreational maths with 13328287940

• 13328287940 backwards is 04978282331
• The number of decimal digits it has is: 11
• The sum of 13328287940's digits is 47
• More coming soon!