16643428425
16,643,428,425 is an odd composite number composed of five prime numbers multiplied together.
16643428425 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 16643428425:
35 × 52 × 133 × 29 × 43
(3 × 3 × 3 × 3 × 3 × 5 × 5 × 13 × 13 × 13 × 29 × 43)See below for interesting mathematical facts about the number 16643428425 from the Numbermatics database.
Names of 16643428425
- Cardinal: 16643428425 can be written as Sixteen billion, six hundred forty-three million, four hundred twenty-eight thousand, four hundred twenty-five.
Scientific notation
- Scientific notation: 1.6643428425 × 1010
Factors of 16643428425
Divisors of 16643428425
- Number of divisors d(n): 288
-
Complete list of divisors:
1 3 5 9 13 15 25 27 29 39 43 45 65 75 81 87 117 129 135 145 169 195 215 225 243 261 325 351 377 387 405 435 507 559 585 645 675 725 783 845 975 1053 1075 1131 1161 1215 1247 1305 1521 1677 1755 1885 1935 2025 2175 2197 2349 2535 2795 2925 3159 3225 3393 3483 3741 3915 4225 4563 4901 5031 5265 5655 5805 6075 6235 6525 6591 7047 7267 7605 8385 8775 9425 9675 10179 10449 10985 11223 11745 12675 13689 13975 14703 15093 15795 16211 16965 17415 18705 19575 19773 21801 22815 24505 25155 26325 28275 29025 30537 31175 32955 33669 35235 36335 38025 41067 41925 44109 45279 48633 50895 52245 54925 56115 58725 59319 63713 65403 68445 73515 75465 78975 81055 84825 87075 91611 93525 94471 98865 101007 109005 114075 122525 125775 132327 135837 145899 152685 164775 168345 176175 177957 181675 191139 196209 205335 210743 220545 226395 243165 254475 261225 280575 283413 296595 303021 318565 327015 342225 367575 377325 396981 405275 437697 458055 472355 494325 505035 533871 545025 573417 588627 632229 661635 679185 729495 763425 841725 850239 889785 955695 981045 1026675 1053715 1102725 1131975 1190943 1215825 1313091 1417065 1482975 1515105 1592825 1635075 1720251 1765881 1896687 1984905 2188485 2290275 2361775 2525175 2550717 2669355 2739659 2867085 2943135 3161145 3308175 3395925 3647475 3939273 4251195 4448925 4778475 4905225 5160753 5268575 5690061 5954715 6565455 7085325 7575525 7652151 8218977 8601255 8829405 9483435 9924525 10942425 12753585 13346775 13698295 14335425 14715675 15482259 15805725 17070183 19696365 21255975 22956453 24656931 25803765 28450305 29773575 32827275 38260755 41094885 43006275 44147025 47417175 51210549 63767925 68491475 73970793 77411295 85350915 98481825 114782265 123284655 129018825 142251525 191303775 205474425 221912379 256052745 369853965 387056475 426754575 573911325 616423275 665737137 1109561895 1280263725 1849269825 3328685685 5547809475 16643428425
- Sum of all divisors σ(n): 35449814400
- Sum of proper divisors (its aliquot sum) s(n): 18806385975
- 16643428425 is an abundant number, because the sum of its proper divisors (18806385975) is greater than itself. Its abundance is 2162957550
Bases of 16643428425
- Binary: 11111000000000011010010000010010012
- Hexadecimal: 0x3E0069049
- Base-36: 7N92FK9
Squares and roots of 16643428425
- 16643428425 squared (166434284252) is 277003709738097980625
- 16643428425 cubed (166434284253) is 4610291416485509236169224265625
-
The
square root of 16643428425 is 129009.4121566329 -
The
cube root of 16643428425 is 2553.1770435397
Scales and comparisons
How big is 16643428425?- 16,643,428,425 seconds is equal to 529 years, 10 weeks, 6 days, 6 hours, 33 minutes, 45 seconds.
-
To count from 1 to 16,643,428,425 would take you about one thousand and fifty-eight 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 16643428425 cubic inches would be around 212.8 feet tall.
Recreational maths with 16643428425
- 16643428425 backwards is 52482434661
- 16643428425 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 16643428425's digits is 45
- More coming soon!
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