28724023440
28,724,023,440 is an even composite number composed of six prime numbers multiplied together.
28724023440 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 28724023440:
24 × 33 × 5 × 72 × 223 × 1217
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 7 × 7 × 223 × 1217)See below for interesting mathematical facts about the number 28724023440 from the Numbermatics database.
Names of 28724023440
- Cardinal: 28724023440 can be written as Twenty-eight billion, seven hundred twenty-four million, twenty-three thousand, four hundred forty.
Scientific notation
- Scientific notation: 2.872402344 × 1010
Factors of 28724023440
Divisors of 28724023440
- Number of divisors d(n): 480
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 35 36 40 42 45 48 49 54 56 60 63 70 72 80 84 90 98 105 108 112 120 126 135 140 144 147 168 180 189 196 210 216 223 240 245 252 270 280 294 315 336 360 378 392 420 432 441 446 490 504 540 560 588 630 669 720 735 756 784 840 882 892 945 980 1008 1080 1115 1176 1217 1260 1323 1338 1470 1512 1561 1680 1764 1784 1890 1960 2007 2160 2205 2230 2352 2434 2520 2646 2676 2940 3024 3122 3345 3528 3568 3651 3780 3920 4014 4410 4460 4683 4868 5040 5292 5352 5880 6021 6085 6244 6615 6690 7056 7302 7560 7805 8028 8519 8820 8920 9366 9736 10035 10584 10704 10927 10953 11760 12042 12170 12488 13230 13380 14049 14604 15120 15610 16056 17038 17640 17840 18255 18732 19472 20070 21168 21854 21906 23415 24084 24340 24976 25557 26460 26760 28098 29208 30105 31220 32112 32781 32859 34076 35280 36510 37464 40140 42147 42595 43708 43812 46830 48168 48680 51114 52920 53520 54635 54765 56196 58416 59633 60210 62440 65562 65718 68152 70245 73020 74928 76671 80280 84294 85190 87416 87624 93660 96336 97360 98343 102228 105840 109270 109530 112392 119266 120420 124880 127785 131124 131436 136304 140490 146040 153342 160560 163905 164295 168588 170380 174832 175248 178899 187320 196686 204456 210735 218540 219060 224784 230013 238532 240840 255570 262248 262872 271391 280980 292080 295029 298165 306684 327810 328590 337176 340760 357798 374640 383355 393372 408912 421470 437080 438120 460026 477064 481680 491715 511140 524496 525744 536697 542782 561960 590058 596330 613368 655620 657180 674352 681520 715596 766710 786744 814173 842940 874160 876240 894495 920052 954128 983430 1022280 1073394 1085564 1123920 1150065 1180116 1192660 1226736 1311240 1314360 1356955 1431192 1475145 1533420 1573488 1610091 1628346 1685880 1788990 1840104 1899737 1966860 2044560 2146788 2171128 2300130 2360232 2385320 2442519 2622480 2628720 2683485 2713910 2862384 2950290 3066840 3220182 3256692 3371760 3577980 3680208 3799474 3933720 4070865 4293576 4342256 4600260 4720464 4770640 4885038 5366970 5427820 5699211 5900580 6133680 6440364 6513384 7155960 7327557 7598948 7867440 8050455 8141730 8587152 9200520 9498685 9770076 10733940 10855640 11398422 11801160 12212595 12880728 13026768 13298159 14311920 14655114 15197896 16100910 16283460 17097633 18401040 18997370 19540152 21467880 21711280 22796844 23602320 24425190 25761456 26596318 28496055 29310228 30395792 32201820 32566920 34195266 36637785 37994740 39080304 39894477 42935760 45593688 48850380 51292899 53192636 56992110 58620456 64403640 65133840 66490795 68390532 73275570 75989480 79788954 85488165 91187376 97700760 102585798 106385272 113984220 117240912 119683431 128807280 132981590 136781064 146551140 151978960 159577908 170976330 195401520 199472385 205171596 212770544 227968440 239366862 256464495 265963180 273562128 293102280 319155816 341952660 359050293 398944770 410343192 455936880 478733724 512928990 531926360 586204560 598417155 638311632 683905320 718100586 797889540 820686384 957467448 1025857980 1063852720 1196834310 1367810640 1436201172 1595779080 1795251465 1914934896 2051715960 2393668620 2872402344 3191558160 3590502930 4103431920 4787337240 5744804688 7181005860 9574674480 14362011720 28724023440
- Sum of all divisors σ(n): 115702594560
- Sum of proper divisors (its aliquot sum) s(n): 86978571120
- 28724023440 is an abundant number, because the sum of its proper divisors (86978571120) is greater than itself. Its abundance is 58254547680
Bases of 28724023440
- Binary: 110101100000001010111010000100100002
- Hexadecimal: 0x6B015D090
- Base-36: D71JIC0
Squares and roots of 28724023440
- 28724023440 squared (287240234402) is 825069522581669433600
- 28724023440 cubed (287240234403) is 23699316306265482125057923584000
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The
square root of 28724023440 is 169481.6315710939 -
The
cube root of 28724023440 is 3062.5399134935
Scales and comparisons
How big is 28724023440?- 28,724,023,440 seconds is equal to 913 years, 17 weeks, 2 days, 23 hours, 24 minutes.
-
To count from 1 to 28,724,023,440 would take you about one thousand, eight hundred twenty-six 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 28724023440 cubic inches would be around 255.2 feet tall.
Recreational maths with 28724023440
- 28724023440 backwards is 04432042782
- 28724023440 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 28724023440's digits is 36
- More coming soon!
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"Number 28724023440 - Facts about the integer". Numbermatics.com. 2024. Web. 6 May 2024.
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Numbermatics. (2024). Number 28724023440 - Facts about the integer. Retrieved 6 May 2024, from https://numbermatics.com/n/28724023440/
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