13720787920
13,720,787,920 is an even composite number composed of four prime numbers multiplied together.
13720787920 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty divisors.
Prime factorization of 13720787920:
24 × 5 × 72 × 3500201
(2 × 2 × 2 × 2 × 5 × 7 × 7 × 3500201)See below for interesting mathematical facts about the number 13720787920 from the Numbermatics database.
Names of 13720787920
- Cardinal: 13720787920 can be written as Thirteen billion, seven hundred twenty million, seven hundred eighty-seven thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.372078792 × 1010
Factors of 13720787920
Divisors of 13720787920
- Number of divisors d(n): 60
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 28 35 40 49 56 70 80 98 112 140 196 245 280 392 490 560 784 980 1960 3920 3500201 7000402 14000804 17501005 24501407 28001608 35002010 49002814 56003216 70004020 98005628 122507035 140008040 171509849 196011256 245014070 280016080 343019698 392022512 490028140 686039396 857549245 980056280 1372078792 1715098490 1960112560 2744157584 3430196980 6860393960 13720787920
- Sum of all divisors σ(n): 37109141604
- Sum of proper divisors (its aliquot sum) s(n): 23388353684
- 13720787920 is an abundant number, because the sum of its proper divisors (23388353684) is greater than itself. Its abundance is 9667565764
Bases of 13720787920
- Binary: 11001100011101001010011011110100002
- Hexadecimal: 0x331D29BD0
- Base-36: 6AX03PS
Squares and roots of 13720787920
- 13720787920 squared (137207879202) is 188260021145617926400
- 13720787920 cubed (137207879203) is 2583075823953739005484569088000
-
The
square root of 13720787920 is 117135.7670397901 -
The
cube root of 13720787920 is 2394.0121518255
Scales and comparisons
How big is 13720787920?- 13,720,787,920 seconds is equal to 436 years, 14 weeks, 3 days, 9 hours, 58 minutes, 40 seconds.
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To count from 1 to 13,720,787,920 would take you about eight hundred seventy-two 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 13720787920 cubic inches would be around 199.5 feet tall.
Recreational maths with 13720787920
- 13720787920 backwards is 02978702731
- The number of decimal digits it has is: 11
- The sum of 13720787920's digits is 46
- More coming soon!
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