11988245520

Names of 11988245520

• Cardinal: 11988245520 can be written as Eleven billion, nine hundred eighty-eight million, two hundred forty-five thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.198824552 × 10¹⁰

Factors of 11988245520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 171760

Divisors of 11988245520

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 97 120 144 180 194 240 291 360 388 485 582 720 776 873 970 1164 1455 1552 1746 1940 2328 2910 3492 3880 4365 4656 5820 6984 7760 8730 11640 13968 17460 23280 34920 69840 171653 343306 514959 686612 858265 1029918 1373224 1544877 1716530 2059836 2574795 2746448 3089754 3433060 4119672 5149590 6179508 6866120 7724385 8239344 10299180 12359016 13732240 15448770 16650341 20598360 24718032 30897540 33300682 41196720 49951023 61795080 66601364 83251705 99902046 123590160 133202728 149853069 166503410 199804092 249755115 266405456 299706138 333006820 399608184 499510230 599412276 666013640 749265345 799216368 999020460 1198824552 1332027280 1498530690 1998040920 2397649104 2997061380 3996081840 5994122760 11988245520
• Sum of all divisors σ(n): 40675818456
• Sum of proper divisors (its aliquot sum) s(n): 28687572936
• 11988245520 is an abundant number, because the sum of its proper divisors (28687572936) is greater than itself. Its abundance is 16699327416

Bases of 11988245520

• Binary: 1011001010100011100001110000010000₂
• Hexadecimal: 0x2CA8E1C10
• Base-36: 5I9HPG0

Squares and roots of 11988245520

• 11988245520 squared (11988245520²) is 143718030647800070400
• 11988245520 cubed (11988245520³) is 1722927037056711891828484608000
• The square root of 11988245520 is 109490.8467407207
• The cube root of 11988245520 is 2288.6807119695

Scales and comparisons

• 11,988,245,520 seconds is equal to 381 years, 9 weeks, 5 days, 20 hours, 12 minutes.
• To count from 1 to 11,988,245,520 would take you about seven hundred sixty-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 11988245520 cubic inches would be around 190.7 feet tall.

Recreational maths with 11988245520

• 11988245520 backwards is 02554288911
• 11988245520 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 11988245520's digits is 45
• More coming soon!