12429721728
12,429,721,728 is an even composite number composed of four prime numbers multiplied together.
12429721728 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 12429721728:
27 × 33 × 43 × 83641
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 43 × 83641)See below for interesting mathematical facts about the number 12429721728 from the Numbermatics database.
Names of 12429721728
- Cardinal: 12429721728 can be written as Twelve billion, four hundred twenty-nine million, seven hundred twenty-one thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.2429721728 × 1010
Factors of 12429721728
Divisors of 12429721728
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 32 36 43 48 54 64 72 86 96 108 128 129 144 172 192 216 258 288 344 384 387 432 516 576 688 774 864 1032 1152 1161 1376 1548 1728 2064 2322 2752 3096 3456 4128 4644 5504 6192 8256 9288 12384 16512 18576 24768 37152 49536 74304 83641 148608 167282 250923 334564 501846 669128 752769 1003692 1338256 1505538 2007384 2258307 2676512 3011076 3596563 4014768 4516614 5353024 6022152 7193126 8029536 9033228 10706048 10789689 12044304 14386252 16059072 18066456 21579378 24088608 28772504 32118144 32369067 36132912 43158756 48177216 57545008 64738134 72265824 86317512 96354432 97107201 115090016 129476268 144531648 172635024 194214402 230180032 258952536 289063296 345270048 388428804 460360064 517905072 690540096 776857608 1035810144 1381080192 1553715216 2071620288 3107430432 4143240576 6214860864 12429721728
- Sum of all divisors σ(n): 37538529600
- Sum of proper divisors (its aliquot sum) s(n): 25108807872
- 12429721728 is an abundant number, because the sum of its proper divisors (25108807872) is greater than itself. Its abundance is 12679086144
Bases of 12429721728
- Binary: 10111001001101111010000000100000002
- Hexadecimal: 0x2E4DE8080
- Base-36: 5PKC2O0
Squares and roots of 12429721728
- 12429721728 squared (124297217282) is 154497982235515305984
- 12429721728 cubed (124297217283) is 1920366926724942612065893220352
-
The
square root of 12429721728 is 111488.6618809285 -
The
cube root of 12429721728 is 2316.4368689155
Scales and comparisons
How big is 12429721728?- 12,429,721,728 seconds is equal to 395 years, 11 weeks, 5 days, 12 hours, 28 minutes, 48 seconds.
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To count from 1 to 12,429,721,728 would take you about seven hundred ninety 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 12429721728 cubic inches would be around 193 feet tall.
Recreational maths with 12429721728
- 12429721728 backwards is 82712792421
- The number of decimal digits it has is: 11
- The sum of 12429721728's digits is 45
- More coming soon!
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The information we have on file for 12429721728 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!
Keywords: Divisors of 12429721728, math, Factors of 12429721728, curriculum, school, college, exams, university, Prime factorization of 12429721728, STEM, science, technology, engineering, physics, economics, calculator, twelve billion, four hundred twenty-nine million, seven hundred twenty-one thousand, seven hundred twenty-eight.