28324890
28,324,890 is an even composite number composed of five prime numbers multiplied together.
28324890 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred eighty divisors.
Prime factorization of 28324890:
2 × 34 × 5 × 112 × 172
(2 × 3 × 3 × 3 × 3 × 5 × 11 × 11 × 17 × 17)See below for interesting mathematical facts about the number 28324890 from the Numbermatics database.
Names of 28324890
- Cardinal: 28324890 can be written as Twenty-eight million, three hundred twenty-four thousand, eight hundred ninety.
Scientific notation
- Scientific notation: 2.832489 × 107
Factors of 28324890
Divisors of 28324890
- Number of divisors d(n): 180
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Complete list of divisors:
1 2 3 5 6 9 10 11 15 17 18 22 27 30 33 34 45 51 54 55 66 81 85 90 99 102 110 121 135 153 162 165 170 187 198 242 255 270 289 297 306 330 363 374 405 459 495 510 561 578 594 605 726 765 810 867 891 918 935 990 1089 1122 1210 1377 1445 1485 1530 1683 1734 1782 1815 1870 2057 2178 2295 2601 2754 2805 2890 2970 3179 3267 3366 3630 4114 4335 4455 4590 5049 5202 5445 5610 6171 6358 6534 6885 7803 8415 8670 8910 9537 9801 10098 10285 10890 12342 13005 13770 15147 15606 15895 16335 16830 18513 19074 19602 20570 23409 25245 26010 28611 30294 30855 31790 32670 34969 37026 39015 46818 47685 49005 50490 55539 57222 61710 69938 75735 78030 85833 92565 95370 98010 104907 111078 117045 143055 151470 166617 171666 174845 185130 209814 234090 257499 277695 286110 314721 333234 349690 429165 514998 524535 555390 629442 833085 858330 944163 1049070 1287495 1573605 1666170 1888326 2574990 2832489 3147210 4720815 5664978 9441630 14162445 28324890
- Sum of all divisors σ(n): 88929918
- Sum of proper divisors (its aliquot sum) s(n): 60605028
- 28324890 is an abundant number, because the sum of its proper divisors (60605028) is greater than itself. Its abundance is 32280138
Bases of 28324890
- Binary: 11011000000110100000110102
- Hexadecimal: 0x1B0341A
- Base-36: GV3MI
Squares and roots of 28324890
- 28324890 squared (283248902) is 802299393512100
- 28324890 cubed (283248903) is 22725042068296946169000
-
The
square root of 28324890 is 5322.1133020633 -
The
cube root of 28324890 is 304.8288567757
Scales and comparisons
How big is 28324890?- 28,324,890 seconds is equal to 46 weeks, 5 days, 20 hours, 1 minute, 30 seconds.
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To count from 1 to 28,324,890 would take you about eighteen weeks!
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 28324890 cubic inches would be around 25.4 feet tall.
Recreational maths with 28324890
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