138664512864
138,664,512,864 is an even composite number composed of four prime numbers multiplied together.
What does the number 138664512864 look like?
This visualization shows the relationship between its 4 prime factors (large circles) and 108 divisors.
138664512864 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 138664512864:
25 × 32 × 192 × 1333723
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 19 × 19 × 1333723)See below for interesting mathematical facts about the number 138664512864 from the Numbermatics database.
Names of 138664512864
- Cardinal: 138664512864 can be written as One hundred thirty-eight billion, six hundred sixty-four million, five hundred twelve thousand, eight hundred sixty-four.
Scientific notation
- Scientific notation: 1.38664512864 × 1011
Factors of 138664512864
Divisors of 138664512864
- Number of divisors d(n): 108
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 19 24 32 36 38 48 57 72 76 96 114 144 152 171 228 288 304 342 361 456 608 684 722 912 1083 1368 1444 1824 2166 2736 2888 3249 4332 5472 5776 6498 8664 11552 12996 17328 25992 34656 51984 103968 1333723 2667446 4001169 5334892 8002338 10669784 12003507 16004676 21339568 24007014 25340737 32009352 42679136 48014028 50681474 64018704 76022211 96028056 101362948 128037408 152044422 192056112 202725896 228066633 304088844 384112224 405451792 456133266 481474003 608177688 810903584 912266532 962948006 1216355376 1444422009 1824533064 1925896012 2432710752 2888844018 3649066128 3851792024 4333266027 5777688036 7298132256 7703584048 8666532054 11555376072 15407168096 17333064108 23110752144 34666128216 46221504288 69332256432 138664512864
- Sum of all divisors σ(n): 416173903236
- Sum of proper divisors (its aliquot sum) s(n): 277509390372
- 138664512864 is an abundant number, because the sum of its proper divisors (277509390372) is greater than itself. Its abundance is 138844877508
Bases of 138664512864
- Binary: 100000010010010000110010001101011000002
- Hexadecimal: 0x20490C8D60
- Base-36: 1RP99QW0
Squares and roots of 138664512864
- 138664512864 squared (1386645128642) is 19227847127810421482496
- 138664512864 cubed (1386645128643) is 2666220055401293641812828542828544
-
The
square root of 138664512864 is 372376.8425452905 -
The
cube root of 138664512864 is 5175.9305862439
Scales and comparisons
How big is 138664512864?- 138,664,512,864 seconds is equal to 4,409 years, 5 weeks, 2 days, 8 hours, 14 minutes, 24 seconds.
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To count from 1 to 138,664,512,864 would take you about eight thousand, eight hundred eighteen 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 138664512864 cubic inches would be around 431.3 feet tall.
Recreational maths with 138664512864
- 138664512864 backwards is 468215466831
- The number of decimal digits it has is: 12
- The sum of 138664512864's digits is 54
- More coming soon!
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Keywords: Divisors of 138664512864, math, Factors of 138664512864, curriculum, school, college, exams, university, Prime factorization of 138664512864, STEM, science, technology, engineering, physics, economics, calculator, one hundred thirty-eight billion, six hundred sixty-four million, five hundred twelve thousand, eight hundred sixty-four.