13128115392

Names of 13128115392

• Cardinal: 13128115392 can be written as Thirteen billion, one hundred twenty-eight million, one hundred fifteen thousand, three hundred ninety-two.

Scientific notation

• Scientific notation: 1.3128115392 × 10¹⁰

Factors of 13128115392

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1085339

Divisors of 13128115392

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 84 96 108 112 126 144 168 189 192 216 224 252 288 336 378 432 448 504 576 672 756 864 1008 1344 1512 1728 2016 3024 4032 6048 12096 1085327 2170654 3255981 4341308 6511962 7597289 8682616 9767943 13023924 15194578 17365232 19535886 22791867 26047848 29303829 30389156 34730464 39071772 45583734 52095696 58607658 60778312 68375601 69460928 78143544 91167468 104191392 117215316 121556624 136751202 156287088 182334936 205126803 208382784 234430632 243113248 273502404 312574176 364669872 410253606 468861264 486226496 547004808 625148352 729339744 820507212 937722528 1094009616 1458679488 1641014424 1875445056 2188019232 3282028848 4376038464 6564057696 13128115392
• Sum of all divisors σ(n): 44107729920
• Sum of proper divisors (its aliquot sum) s(n): 30979614528
• 13128115392 is an abundant number, because the sum of its proper divisors (30979614528) is greater than itself. Its abundance is 17851499136

Bases of 13128115392

• Binary: 1100001110011111110010010011000000₂
• Hexadecimal: 0x30E7F24C0
• Base-36: 61452O0

Squares and roots of 13128115392

• 13128115392 squared (13128115392²) is 172347413745667313664
• 13128115392 cubed (13128115392³) is 2262596735165887433823650316288
• The square root of 13128115392 is 114577.9882525435
• The cube root of 13128115392 is 2359.0336098835

Scales and comparisons

• 13,128,115,392 seconds is equal to 417 years, 22 weeks, 3 days, 18 hours, 43 minutes, 12 seconds.
• To count from 1 to 13,128,115,392 would take you about eight hundred thirty-four 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 13128115392 cubic inches would be around 196.6 feet tall.

Recreational maths with 13128115392

• 13128115392 backwards is 29351182131
• 13128115392 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13128115392's digits is 36
• More coming soon!