2428678728
2,428,678,728 is an even composite number composed of four prime numbers multiplied together.
2428678728 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 2428678728:
23 × 34 × 75 × 223
(2 × 2 × 2 × 3 × 3 × 3 × 3 × 7 × 7 × 7 × 7 × 7 × 223)See below for interesting mathematical facts about the number 2428678728 from the Numbermatics database.
Names of 2428678728
- Cardinal: 2428678728 can be written as Two billion, four hundred twenty-eight million, six hundred seventy-eight thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 2.428678728 × 109
Factors of 2428678728
Divisors of 2428678728
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 49 54 56 63 72 81 84 98 108 126 147 162 168 189 196 216 223 252 294 324 343 378 392 441 446 504 567 588 648 669 686 756 882 892 1029 1134 1176 1323 1338 1372 1512 1561 1764 1784 2007 2058 2268 2401 2646 2676 2744 3087 3122 3528 3969 4014 4116 4536 4683 4802 5292 5352 6021 6174 6244 7203 7938 8028 8232 9261 9366 9604 10584 10927 12042 12348 12488 14049 14406 15876 16056 16807 18063 18522 18732 19208 21609 21854 24084 24696 27783 28098 28812 31752 32781 33614 36126 37044 37464 42147 43218 43708 48168 50421 55566 56196 57624 64827 65562 67228 72252 74088 76489 84294 86436 87416 98343 100842 111132 112392 126441 129654 131124 134456 144504 151263 152978 168588 172872 194481 196686 201684 222264 229467 252882 259308 262248 295029 302526 305956 337176 388962 393372 403368 453789 458934 505764 518616 535423 590058 605052 611912 688401 777924 786744 885087 907578 917868 1011528 1070846 1180116 1210104 1361367 1376802 1555848 1606269 1770174 1815156 1835736 2065203 2141692 2360232 2722734 2753604 3212538 3540348 3630312 3747961 4130406 4283384 4818807 5445468 5507208 6195609 6425076 7080696 7495922 8260812 9637614 10890936 11243883 12391218 12850152 14456421 14991844 16521624 19275228 22487766 24782436 28912842 29983688 33731649 38550456 43369263 44975532 49564872 57825684 67463298 86738526 89951064 101194947 115651368 134926596 173477052 202389894 269853192 303584841 346954104 404779788 607169682 809559576 1214339364 2428678728
- Sum of all divisors σ(n): 7971828480
- Sum of proper divisors (its aliquot sum) s(n): 5543149752
- 2428678728 is an abundant number, because the sum of its proper divisors (5543149752) is greater than itself. Its abundance is 3114471024
Bases of 2428678728
- Binary: 100100001100001010110010010010002
- Hexadecimal: 0x90C2B248
- Base-36: 145Z0I0
Squares and roots of 2428678728
- 2428678728 squared (24286787282) is 5898480363839697984
- 2428678728 cubed (24286787283) is 14325513787183174895685284352
-
The
square root of 2428678728 is 49281.6266776981 -
The
cube root of 2428678728 is 1344.1777108761
Scales and comparisons
How big is 2428678728?- 2,428,678,728 seconds is equal to 77 years, 11 weeks, 4 days, 16 hours, 58 minutes, 48 seconds.
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To count from 1 to 2,428,678,728 would take you about one hundred fifty-four 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 2428678728 cubic inches would be around 112 feet tall.
Recreational maths with 2428678728
- 2428678728 backwards is 8278768242
- 2428678728 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 2428678728's digits is 54
- More coming soon!
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The information we have on file for 2428678728 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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