13128545040
13,128,545,040 is an even composite number composed of five prime numbers multiplied together.
13128545040 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 13128545040:
24 × 3 × 5 × 13 × 4207867
(2 × 2 × 2 × 2 × 3 × 5 × 13 × 4207867)See below for interesting mathematical facts about the number 13128545040 from the Numbermatics database.
Names of 13128545040
- Cardinal: 13128545040 can be written as Thirteen billion, one hundred twenty-eight million, five hundred forty-five thousand and forty.
Scientific notation
- Scientific notation: 1.312854504 × 1010
Factors of 13128545040
Divisors of 13128545040
- Number of divisors d(n): 80
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 39 40 48 52 60 65 78 80 104 120 130 156 195 208 240 260 312 390 520 624 780 1040 1560 3120 4207867 8415734 12623601 16831468 21039335 25247202 33662936 42078670 50494404 54702271 63118005 67325872 84157340 100988808 109404542 126236010 164106813 168314680 201977616 218809084 252472020 273511355 328213626 336629360 437618168 504944040 547022710 656427252 820534065 875236336 1009888080 1094045420 1312854504 1641068130 2188090840 2625709008 3282136260 4376181680 6564272520 13128545040
- Sum of all divisors σ(n): 43829153088
- Sum of proper divisors (its aliquot sum) s(n): 30700608048
- 13128545040 is an abundant number, because the sum of its proper divisors (30700608048) is greater than itself. Its abundance is 17572063008
Bases of 13128545040
- Binary: 11000011101000010110110011000100002
- Hexadecimal: 0x30E85B310
- Base-36: 614EA6O
Squares and roots of 13128545040
- 13128545040 squared (131285450402) is 172358694867308601600
- 13128545040 cubed (131285450403) is 2262818888601077799685016064000
-
The
square root of 13128545040 is 114579.8631523009 -
The
cube root of 13128545040 is 2359.0593445499
Scales and comparisons
How big is 13128545040?- 13,128,545,040 seconds is equal to 417 years, 23 weeks, 1 day, 18 hours, 4 minutes.
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To count from 1 to 13,128,545,040 would take you about eight hundred thirty-four 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 13128545040 cubic inches would be around 196.6 feet tall.
Recreational maths with 13128545040
- 13128545040 backwards is 04054582131
- The number of decimal digits it has is: 11
- The sum of 13128545040's digits is 33
- More coming soon!
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