13838977280

Names of 13838977280

• Cardinal: 13838977280 can be written as Thirteen billion, eight hundred thirty-eight million, nine hundred seventy-seven thousand, two hundred eighty.

Scientific notation

• Scientific notation: 1.383897728 × 10¹⁰

Factors of 13838977280

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 489

Divisors of 13838977280

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 61 64 80 122 128 160 244 256 305 320 421 488 610 640 842 976 1220 1280 1684 1952 2105 2440 3368 3904 4210 4880 6736 7808 8420 9760 13472 15616 16840 19520 25681 26944 33680 39040 51362 53888 67360 78080 102724 107776 128405 134720 177241 205448 256810 269440 354482 410896 513620 538880 708964 821792 886205 1027240 1417928 1643584 1772410 2054480 2835856 3287168 3544820 4108960 5671712 6574336 7089640 8217920 10811701 11343424 14179280 16435840 21623402 22686848 28358560 32871680 43246804 45373696 54058505 56717120 86493608 108117010 113434240 172987216 216234020 226868480 345974432 432468040 691948864 864936080 1383897728 1729872160 2767795456 3459744320 6919488640 13838977280
• Sum of all divisors σ(n): 33772314996
• Sum of proper divisors (its aliquot sum) s(n): 19933337716
• 13838977280 is an abundant number, because the sum of its proper divisors (19933337716) is greater than itself. Its abundance is 6094360436

Bases of 13838977280

• Binary: 1100111000110111100000100100000000₂
• Hexadecimal: 0x338DE0900
• Base-36: 6CVDB7K

Squares and roots of 13838977280

• 13838977280 squared (13838977280²) is 191517292156356198400
• 13838977280 cubed (13838977280³) is 2650403454878935637244772352000
• The square root of 13838977280 is 117639.1825881157
• The cube root of 13838977280 is 2400.8664279125

Scales and comparisons

• 13,838,977,280 seconds is equal to 440 years, 1 week, 6 days, 8 hours, 21 minutes, 20 seconds.
• To count from 1 to 13,838,977,280 would take you about eight hundred eighty 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 13838977280 cubic inches would be around 200.1 feet tall.

Recreational maths with 13838977280

• 13838977280 backwards is 08277983831
• The number of decimal digits it has is: 11
• The sum of 13838977280's digits is 56
• More coming soon!