728468964
728,468,964 is an even composite number composed of five prime numbers multiplied together.
728468964 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 728468964:
22 × 34 × 101 × 113 × 197
(2 × 2 × 3 × 3 × 3 × 3 × 101 × 113 × 197)See below for interesting mathematical facts about the number 728468964 from the Numbermatics database.
Names of 728468964
- Cardinal: 728468964 can be written as Seven hundred twenty-eight million, four hundred sixty-eight thousand, nine hundred sixty-four.
Scientific notation
- Scientific notation: 7.28468964 × 108
Factors of 728468964
Divisors of 728468964
- Number of divisors d(n): 120
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Complete list of divisors:
1 2 3 4 6 9 12 18 27 36 54 81 101 108 113 162 197 202 226 303 324 339 394 404 452 591 606 678 788 909 1017 1182 1212 1356 1773 1818 2034 2364 2727 3051 3546 3636 4068 5319 5454 6102 7092 8181 9153 10638 10908 11413 12204 15957 16362 18306 19897 21276 22261 22826 31914 32724 34239 36612 39794 44522 45652 59691 63828 66783 68478 79588 89044 102717 119382 133566 136956 179073 200349 205434 238764 267132 308151 358146 400698 410868 537219 601047 616302 716292 801396 924453 1074438 1202094 1232604 1611657 1803141 1848906 2148876 2248361 2404188 3223314 3606282 3697812 4496722 6446628 6745083 7212564 8993444 13490166 20235249 26980332 40470498 60705747 80940996 121411494 182117241 242822988 364234482 728468964
- Sum of all divisors σ(n): 1950085368
- Sum of proper divisors (its aliquot sum) s(n): 1221616404
- 728468964 is an abundant number, because the sum of its proper divisors (1221616404) is greater than itself. Its abundance is 493147440
Bases of 728468964
- Binary: 1010110110101110001101111001002
- Hexadecimal: 0x2B6B8DE4
- Base-36: C1PM90
Squares and roots of 728468964
- 728468964 squared (7284689642) is 530667031511233296
- 728468964 cubed (7284689643) is 386574462673943473499425344
-
The
square root of 728468964 is 26990.1642084667 -
The
cube root of 728468964 is 899.7814135821
Scales and comparisons
How big is 728468964?- 728,468,964 seconds is equal to 23 years, 8 weeks, 3 days, 8 hours, 29 minutes, 24 seconds.
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To count from 1 to 728,468,964 would take you about thirty-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 728468964 cubic inches would be around 75 feet tall.
Recreational maths with 728468964
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