13968393840

Names of 13968393840

• Cardinal: 13968393840 can be written as Thirteen billion, nine hundred sixty-eight million, three hundred ninety-three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.396839384 × 10¹⁰

Factors of 13968393840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2553

Divisors of 13968393840

• 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 27 30 36 40 45 48 54 60 72 80 90 108 120 135 144 180 216 240 270 360 432 540 720 1080 2160 2543 5086 7629 10172 12715 15258 20344 22887 25430 30516 38145 40688 45774 50860 61032 68661 76290 91548 101720 114435 122064 137322 152580 183096 203440 228870 274644 305160 343305 366192 457740 549288 610320 686610 915480 1098576 1373220 1830960 2746440 5492880 6466849 12933698 19400547 25867396 32334245 38801094 51734792 58201641 64668490 77602188 97002735 103469584 116403282 129336980 155204376 174604923 194005470 232806564 258673960 291008205 310408752 349209846 388010940 465613128 517347920 582016410 698419692 776021880 873024615 931226256 1164032820 1396839384 1552043760 1746049230 2328065640 2793678768 3492098460 4656131280 6984196920 13968393840
• Sum of all divisors σ(n): 48132283920
• Sum of proper divisors (its aliquot sum) s(n): 34163890080
• 13968393840 is an abundant number, because the sum of its proper divisors (34163890080) is greater than itself. Its abundance is 20195496240

Bases of 13968393840

• Binary: 1101000000100101001100011001110000₂
• Hexadecimal: 0x34094C670
• Base-36: 6F0F5O0

Squares and roots of 13968393840

• 13968393840 squared (13968393840²) is 195116026469349945600
• 13968393840 cubed (13968393840³) is 2725457502219744728923375104000
• The square root of 13968393840 is 118187.9597928655
• The cube root of 13968393840 is 2408.3271989829

Scales and comparisons

• 13,968,393,840 seconds is equal to 444 years, 7 weeks, 6 days, 5 hours, 24 minutes.
• To count from 1 to 13,968,393,840 would take you about eight hundred eighty-eight 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 13968393840 cubic inches would be around 200.7 feet tall.

Recreational maths with 13968393840

• 13968393840 backwards is 04839386931
• 13968393840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13968393840's digits is 54
• More coming soon!