13978434520

Names of 13978434520

• Cardinal: 13978434520 can be written as Thirteen billion, nine hundred seventy-eight million, four hundred thirty-four thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.397843452 × 10¹⁰

Factors of 13978434520

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 845

Divisors of 13978434520

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 19 20 38 40 76 95 152 181 190 307 331 362 380 614 662 724 760 905 1228 1324 1448 1535 1655 1810 2456 2648 3070 3310 3439 3620 5833 6140 6289 6620 6878 7240 11666 12280 12578 13240 13756 17195 23332 25156 27512 29165 31445 34390 46664 50312 55567 58330 59911 62890 68780 101617 111134 116660 119822 125780 137560 203234 222268 233320 239644 251560 277835 299555 406468 444536 479288 508085 555670 599110 812936 1016170 1055773 1111340 1138309 1198220 1930723 2032340 2111546 2222680 2276618 2396440 3861446 4064680 4223092 4553236 5278865 5691545 7722892 8446184 9106472 9653615 10557730 11383090 15445784 18392677 19307230 21115460 22766180 36785354 38614460 42230920 45532360 73570708 77228920 91963385 147141416 183926770 349460863 367853540 698921726 735707080 1397843452 1747304315 2795686904 3494608630 6989217260 13978434520
• Sum of all divisors σ(n): 33499065600
• Sum of proper divisors (its aliquot sum) s(n): 19520631080
• 13978434520 is an abundant number, because the sum of its proper divisors (19520631080) is greater than itself. Its abundance is 5542196560

Bases of 13978434520

• Binary: 1101000001001011011111101111011000₂
• Hexadecimal: 0x3412DFBD8
• Base-36: 6F6ED3S

Squares and roots of 13978434520

• 13978434520 squared (13978434520²) is 195396631629927630400
• 13978434520 cubed (13978434520³) is 2731339020667504253885161408000
• The square root of 13978434520 is 118230.4297547801
• The cube root of 13978434520 is 2408.9041073803

Scales and comparisons

• 13,978,434,520 seconds is equal to 444 years, 24 weeks, 3 days, 10 hours, 28 minutes, 40 seconds.
• To count from 1 to 13,978,434,520 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 13978434520 cubic inches would be around 200.7 feet tall.

Recreational maths with 13978434520

• 13978434520 backwards is 02543487931
• The number of decimal digits it has is: 11
• The sum of 13978434520's digits is 46
• More coming soon!