13481221728
13,481,221,728 is an even composite number composed of six prime numbers multiplied together.
13481221728 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 13481221728:
25 × 3 × 13 × 37 × 181 × 1613
(2 × 2 × 2 × 2 × 2 × 3 × 13 × 37 × 181 × 1613)See below for interesting mathematical facts about the number 13481221728 from the Numbermatics database.
Names of 13481221728
- Cardinal: 13481221728 can be written as Thirteen billion, four hundred eighty-one million, two hundred twenty-one thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.3481221728 × 1010
Factors of 13481221728
Divisors of 13481221728
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 3 4 6 8 12 13 16 24 26 32 37 39 48 52 74 78 96 104 111 148 156 181 208 222 296 312 362 416 444 481 543 592 624 724 888 962 1086 1184 1248 1443 1448 1613 1776 1924 2172 2353 2886 2896 3226 3552 3848 4344 4706 4839 5772 5792 6452 6697 7059 7696 8688 9412 9678 11544 12904 13394 14118 15392 17376 18824 19356 20091 20969 23088 25808 26788 28236 37648 38712 40182 41938 46176 51616 53576 56472 59681 62907 75296 77424 80364 83876 87061 107152 112944 119362 125814 154848 160728 167752 174122 179043 214304 225888 238724 251628 261183 291953 321456 335504 348244 358086 477448 503256 522366 583906 642912 671008 696488 716172 775853 875859 954896 1006512 1044732 1167812 1392976 1432344 1551706 1751718 1909792 2013024 2089464 2327559 2335624 2785952 2864688 3103412 3503436 3795389 4178928 4655118 4671248 5729376 6206824 7006872 7590778 8357856 9310236 9342496 10802261 11386167 12413648 14013744 15181556 18620472 21604522 22772334 24827296 28027488 30363112 32406783 37240944 43209044 45544668 60726224 64813566 74481888 86418088 91089336 121452448 129627132 140429393 172836176 182178672 259254264 280858786 345672352 364357344 421288179 518508528 561717572 842576358 1037017056 1123435144 1685152716 2246870288 3370305432 4493740576 6740610864 13481221728
- Sum of all divisors σ(n): 39381031872
- Sum of proper divisors (its aliquot sum) s(n): 25899810144
- 13481221728 is an abundant number, because the sum of its proper divisors (25899810144) is greater than itself. Its abundance is 12418588416
Bases of 13481221728
- Binary: 11001000111000101100011110011000002
- Hexadecimal: 0x3238B1E60
- Base-36: 66YDD9C
Squares and roots of 13481221728
- 13481221728 squared (134812217282) is 181743339279499305984
- 13481221728 cubed (134812217283) is 2450122254414061908792421220352
-
The
square root of 13481221728 is 116108.6634493741 -
The
cube root of 13481221728 is 2379.9970416365
Scales and comparisons
How big is 13481221728?- 13,481,221,728 seconds is equal to 428 years, 34 weeks, 2 days, 15 hours, 48 minutes, 48 seconds.
-
To count from 1 to 13,481,221,728 would take you about eight hundred fifty-seven 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 13481221728 cubic inches would be around 198.3 feet tall.
Recreational maths with 13481221728
- 13481221728 backwards is 82712218431
- 13481221728 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 13481221728's digits is 39
- More coming soon!
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The information we have on file for 13481221728 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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