16398666120

Names of 16398666120

• Cardinal: 16398666120 can be written as Sixteen billion, three hundred ninety-eight million, six hundred sixty-six thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.639866612 × 10¹⁰

Factors of 16398666120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 693890

Divisors of 16398666120

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 197 394 591 788 985 1182 1576 1970 2364 2955 3940 4728 5910 7880 11820 23640 693683 1387366 2081049 2774732 3468415 4162098 5549464 6936830 8324196 10405245 13873660 16648392 20810490 27747320 41620980 83241960 136655551 273311102 409966653 546622204 683277755 819933306 1093244408 1366555510 1639866612 2049833265 2733111020 3279733224 4099666530 5466222040 8199333060 16398666120
• Sum of all divisors σ(n): 49445795520
• Sum of proper divisors (its aliquot sum) s(n): 33047129400
• 16398666120 is an abundant number, because the sum of its proper divisors (33047129400) is greater than itself. Its abundance is 16648463280

Bases of 16398666120

• Binary: 1111010001011011111100100110001000₂
• Hexadecimal: 0x3D16FC988
• Base-36: 7J7CBRC

Squares and roots of 16398666120

• 16398666120 squared (16398666120²) is 268916250515235854400
• 16398666120 cubed (16398666120³) is 4409867806441630749358532928000
• The square root of 16398666120 is 128057.2767163193
• The cube root of 16398666120 is 2540.5993026515

Scales and comparisons

• 16,398,666,120 seconds is equal to 521 years, 22 weeks, 1 day, 9 hours, 2 minutes.
• To count from 1 to 16,398,666,120 would take you about one thousand and forty-two 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 16398666120 cubic inches would be around 211.7 feet tall.

Recreational maths with 16398666120

• 16398666120 backwards is 02166689361
• The number of decimal digits it has is: 11
• The sum of 16398666120's digits is 48
• More coming soon!