13686439680
13,686,439,680 is an even composite number composed of four prime numbers multiplied together.
13686439680 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred eight divisors.
Prime factorization of 13686439680:
28 × 32 × 5 × 1188059
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 1188059)See below for interesting mathematical facts about the number 13686439680 from the Numbermatics database.
Names of 13686439680
- Cardinal: 13686439680 can be written as Thirteen billion, six hundred eighty-six million, four hundred thirty-nine thousand, six hundred eighty.
Scientific notation
- Scientific notation: 1.368643968 × 1010
Factors of 13686439680
Divisors of 13686439680
- Number of divisors d(n): 108
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 256 288 320 360 384 480 576 640 720 768 960 1152 1280 1440 1920 2304 2880 3840 5760 11520 1188059 2376118 3564177 4752236 5940295 7128354 9504472 10692531 11880590 14256708 17820885 19008944 21385062 23761180 28513416 35641770 38017888 42770124 47522360 53462655 57026832 71283540 76035776 85540248 95044720 106925310 114053664 142567080 152071552 171080496 190089440 213850620 228107328 285134160 304143104 342160992 380178880 427701240 456214656 570268320 684321984 760357760 855402480 912429312 1140536640 1368643968 1520715520 1710804960 2281073280 2737287936 3421609920 4562146560 6843219840 13686439680
- Sum of all divisors σ(n): 47353695480
- Sum of proper divisors (its aliquot sum) s(n): 33667255800
- 13686439680 is an abundant number, because the sum of its proper divisors (33667255800) is greater than itself. Its abundance is 19980816120
Bases of 13686439680
- Binary: 11001011111100011001111111000000002
- Hexadecimal: 0x32FC67F00
- Base-36: 6ACJWG0
Squares and roots of 13686439680
- 13686439680 squared (136864396802) is 187318631114278502400
- 13686439680 cubed (136864396803) is 2563725145685743909818335232000
-
The
square root of 13686439680 is 116989.0579498785 -
The
cube root of 13686439680 is 2392.0127812951
Scales and comparisons
How big is 13686439680?- 13,686,439,680 seconds is equal to 435 years, 9 weeks, 4 days, 20 hours, 48 minutes.
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To count from 1 to 13,686,439,680 would take you about eight hundred seventy 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 13686439680 cubic inches would be around 199.3 feet tall.
Recreational maths with 13686439680
- 13686439680 backwards is 08693468631
- The number of decimal digits it has is: 11
- The sum of 13686439680's digits is 54
- More coming soon!
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