13408959840

Names of 13408959840

• Cardinal: 13408959840 can be written as Thirteen billion, four hundred eight million, nine hundred fifty-nine thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.340895984 × 10¹⁰

Factors of 13408959840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 755056

Divisors of 13408959840

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 37 40 48 60 74 80 96 111 120 148 160 185 222 240 296 370 444 480 555 592 740 888 1110 1184 1480 1776 2220 2960 3552 4440 5920 8880 17760 755009 1510018 2265027 3020036 3775045 4530054 6040072 7550090 9060108 11325135 12080144 15100180 18120216 22650270 24160288 27935333 30200360 36240432 45300540 55870666 60400720 72480864 83805999 90601080 111741332 120801440 139676665 167611998 181202160 223482664 279353330 335223996 362404320 419029995 446965328 558706660 670447992 838059990 893930656 1117413320 1340895984 1676119980 2234826640 2681791968 3352239960 4469653280 6704479920 13408959840
• Sum of all divisors σ(n): 43379854560
• Sum of proper divisors (its aliquot sum) s(n): 29970894720
• 13408959840 is an abundant number, because the sum of its proper divisors (29970894720) is greater than itself. Its abundance is 16561934880

Bases of 13408959840

• Binary: 1100011111001111000111110101100000₂
• Hexadecimal: 0x31F3C7D60
• Base-36: 65RCJMO

Squares and roots of 13408959840

• 13408959840 squared (13408959840²) is 179800203990732825600
• 13408959840 cubed (13408959840³) is 2410933714535544190640123904000
• The square root of 13408959840 is 115797.0631751945
• The cube root of 13408959840 is 2375.7370101961

Scales and comparisons

• 13,408,959,840 seconds is equal to 426 years, 18 weeks, 6 days, 7 hours, 4 minutes.
• To count from 1 to 13,408,959,840 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 13408959840 cubic inches would be around 198 feet tall.

Recreational maths with 13408959840

• 13408959840 backwards is 04895980431
• The number of decimal digits it has is: 11
• The sum of 13408959840's digits is 51
• More coming soon!