19309240909

Names of 19309240909

• Cardinal: 19309240909 can be written as Nineteen billion, three hundred nine million, two hundred forty thousand, nine hundred nine.

Scientific notation

• Scientific notation: 1.9309240909 × 10¹⁰

Factors of 19309240909

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 425

Divisors of 19309240909

• Number of divisors d(n): 64
• Complete list of divisors:
  1 7 31 49 79 127 181 217 343 553 889 1267 1519 2449 3871 3937 5611 6223 8869 10033 10633 14299 17143 22987 27097 27559 39277 43561 62083 70231 100093 120001 160909 192913 274939 311023 443269 491617 700651 712597 840007 1126363 1350391 1815973 1924573 2177161 3102883 3441319 4904557 4988179 7884541 12711811 15240127 21720181 34917253 56295163 88982677 106680889 152041267 244420771 394066141 622878739 2758462987 19309240909
• Sum of all divisors σ(n): 23855104000
• Sum of proper divisors (its aliquot sum) s(n): 4545863091
• 19309240909 is a deficient number, because the sum of its proper divisors (4545863091) is less than itself. Its deficiency is 14763377818

Bases of 19309240909

• Binary: 10001111110111010111010001001001101₂
• Hexadecimal: 0x47EEBA24D
• Base-36: 8VC81N1

Squares and roots of 19309240909

• 19309240909 squared (19309240909²) is 372846784481799146281
• 19309240909 cubed (19309240909³) is 7199388383705062441290360409429
• The square root of 19309240909 is 138957.6946735949
• The cube root of 19309240909 is 2682.8006341833

Scales and comparisons

• 19,309,240,909 seconds is equal to 613 years, 50 weeks, 4 days, 14 hours, 1 minute, 49 seconds.
• To count from 1 to 19,309,240,909 would take you about one thousand, two hundred twenty-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 19309240909 cubic inches would be around 223.6 feet tall.

Recreational maths with 19309240909

• 19309240909 backwards is 90904290391
• The number of decimal digits it has is: 11
• The sum of 19309240909's digits is 46
• More coming soon!