1438396128
1,438,396,128 is an even composite number composed of four prime numbers multiplied together.
1438396128 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 1438396128:
25 × 32 × 13 × 384187
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 13 × 384187)See below for interesting mathematical facts about the number 1438396128 from the Numbermatics database.
Names of 1438396128
- Cardinal: 1438396128 can be written as One billion, four hundred thirty-eight million, three hundred ninety-six thousand, one hundred twenty-eight.
Scientific notation
- Scientific notation: 1.438396128 × 109
Factors of 1438396128
Divisors of 1438396128
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 48 52 72 78 96 104 117 144 156 208 234 288 312 416 468 624 936 1248 1872 3744 384187 768374 1152561 1536748 2305122 3073496 3457683 4610244 4994431 6146992 6915366 9220488 9988862 12293984 13830732 14983293 18440976 19977724 27661464 29966586 36881952 39955448 44949879 55322928 59933172 79910896 89899758 110645856 119866344 159821792 179799516 239732688 359599032 479465376 719198064 1438396128
- Sum of all divisors σ(n): 4405099608
- Sum of proper divisors (its aliquot sum) s(n): 2966703480
- 1438396128 is an abundant number, because the sum of its proper divisors (2966703480) is greater than itself. Its abundance is 1528307352
Bases of 1438396128
- Binary: 10101011011110000101110111000002
- Hexadecimal: 0x55BC2EE0
- Base-36: NSDTK0
Squares and roots of 1438396128
- 1438396128 squared (14383961282) is 2068983421045392384
- 1438396128 cubed (14383961283) is 2976017741727886117386289152
-
The
square root of 1438396128 is 37926.1931651465 -
The
cube root of 1438396128 is 1128.8238285355
Scales and comparisons
How big is 1438396128?- 1,438,396,128 seconds is equal to 45 years, 38 weeks, 2 days, 2 hours, 28 minutes, 48 seconds.
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To count from 1 to 1,438,396,128 would take you about ninety-one 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 1438396128 cubic inches would be around 94.1 feet tall.
Recreational maths with 1438396128
- 1438396128 backwards is 8216938341
- The number of decimal digits it has is: 10
- The sum of 1438396128's digits is 45
- More coming soon!
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The information we have on file for 1438396128 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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