13400946909

Names of 13400946909

• Cardinal: 13400946909 can be written as Thirteen billion, four hundred million, nine hundred forty-six thousand, nine hundred nine.

Scientific notation

• Scientific notation: 1.3400946909 × 10¹⁰

Factors of 13400946909

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1535

Divisors of 13400946909

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 7 9 21 27 63 81 127 149 189 381 447 567 889 1043 1143 1249 1341 2667 3129 3429 3747 4023 8001 8743 9387 10287 11241 12069 18923 24003 26229 28161 33723 56769 72009 78687 84483 101169 132461 158623 170307 186101 236061 397383 475869 510921 558303 708183 1110361 1192149 1302707 1427607 1532763 1674909 3331083 3576447 3908121 4282821 5024727 9993249 10729341 11724363 12848463 15074181 23634827 29979747 35173089 70904481 89939241 105519267 165443789 212713443 496331367 638140329 1488994101 1914420987 4466982303 13400946909
• Sum of all divisors σ(n): 23232000000
• Sum of proper divisors (its aliquot sum) s(n): 9831053091
• 13400946909 is a deficient number, because the sum of its proper divisors (9831053091) is less than itself. Its deficiency is 3569893818

Bases of 13400946909

• Binary: 1100011110110000100011100011011101₂
• Hexadecimal: 0x31EC238DD
• Base-36: 65MKST9

Squares and roots of 13400946909

• 13400946909 squared (13400946909²) is 179585378057836654281
• 13400946909 cubed (13400946909³) is 2406614116985762535413868567429
• The square root of 13400946909 is 115762.4589795845
• The cube root of 13400946909 is 2375.2636846439

Scales and comparisons

• 13,400,946,909 seconds is equal to 426 years, 5 weeks, 4 days, 13 hours, 15 minutes, 9 seconds.
• To count from 1 to 13,400,946,909 would take you about eight hundred fifty-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 13400946909 cubic inches would be around 197.9 feet tall.

Recreational maths with 13400946909

• 13400946909 backwards is 90964900431
• The number of decimal digits it has is: 11
• The sum of 13400946909's digits is 45
• More coming soon!