13308268720

Names of 13308268720

• Cardinal: 13308268720 can be written as Thirteen billion, three hundred eight million, two hundred sixty-eight thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.330826872 × 10¹⁰

Factors of 13308268720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4784

Divisors of 13308268720

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 41 80 82 164 205 328 410 656 820 1123 1640 2246 3280 3613 4492 5615 7226 8984 11230 14452 17968 18065 22460 28904 36130 44920 46043 57808 72260 89840 92086 144520 148133 184172 230215 289040 296266 368344 460430 592532 736688 740665 920860 1185064 1481330 1841720 2370128 2962660 3683440 4057399 5925320 8114798 11850640 16229596 20286995 32459192 40573990 64918384 81147980 162295960 166353359 324591920 332706718 665413436 831766795 1330826872 1663533590 2661653744 3327067180 6654134360 13308268720
• Sum of all divisors σ(n): 31733406432
• Sum of proper divisors (its aliquot sum) s(n): 18425137712
• 13308268720 is an abundant number, because the sum of its proper divisors (18425137712) is greater than itself. Its abundance is 5116868992

Bases of 13308268720

• Binary: 1100011001001111000001000010110000₂
• Hexadecimal: 0x3193C10B0
• Base-36: 643EDV4

Squares and roots of 13308268720

• 13308268720 squared (13308268720²) is 177110016323730438400
• 13308268720 cubed (13308268720³) is 2357027690239791187070606848000
• The square root of 13308268720 is 115361.4698242009
• The cube root of 13308268720 is 2369.7754016955

Scales and comparisons

• 13,308,268,720 seconds is equal to 423 years, 8 weeks, 2 days, 21 hours, 18 minutes, 40 seconds.
• To count from 1 to 13,308,268,720 would take you about eight hundred forty-six 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 13308268720 cubic inches would be around 197.5 feet tall.

Recreational maths with 13308268720

• 13308268720 backwards is 02786280331
• 13308268720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13308268720's digits is 40
• More coming soon!