28231806720
28,231,806,720 is an even composite number composed of six prime numbers multiplied together.
28231806720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 28231806720:
28 × 3 × 5 × 13 × 601 × 941
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 13 × 601 × 941)See below for interesting mathematical facts about the number 28231806720 from the Numbermatics database.
Names of 28231806720
- Cardinal: 28231806720 can be written as Twenty-eight billion, two hundred thirty-one million, eight hundred six thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.823180672 × 1010
Factors of 28231806720
Divisors of 28231806720
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 64 65 78 80 96 104 120 128 130 156 160 192 195 208 240 256 260 312 320 384 390 416 480 520 601 624 640 768 780 832 941 960 1040 1202 1248 1280 1560 1664 1803 1882 1920 2080 2404 2496 2823 3005 3120 3328 3606 3764 3840 4160 4705 4808 4992 5646 6010 6240 7212 7528 7813 8320 9015 9410 9616 9984 11292 12020 12233 12480 14115 14424 15056 15626 16640 18030 18820 19232 22584 23439 24040 24466 24960 28230 28848 30112 31252 36060 36699 37640 38464 39065 45168 46878 48080 48932 49920 56460 57696 60224 61165 62504 72120 73398 75280 76928 78130 90336 93756 96160 97864 112920 115392 117195 120448 122330 125008 144240 146796 150560 153856 156260 180672 183495 187512 192320 195728 225840 230784 234390 240896 244660 250016 288480 293592 301120 312520 361344 366990 375024 384640 391456 451680 461568 468780 489320 500032 565541 576960 587184 602240 625040 722688 733980 750048 769280 782912 903360 937560 978640 1000064 1131082 1153920 1174368 1204480 1250080 1467960 1500096 1565824 1696623 1806720 1875120 1957280 2000128 2262164 2307840 2348736 2500160 2827705 2935920 3000192 3131648 3393246 3613440 3750240 3914560 4524328 4697472 5000320 5655410 5871840 6000384 6786492 7352033 7500480 7829120 8483115 9048656 9394944 10000640 11310820 11743680 13572984 14704066 15000960 15658240 16966230 18097312 22056099 22621640 23487360 27145968 29408132 30001920 33932460 36194624 36760165 44112198 45243280 46974720 54291936 58816264 67864920 72389248 73520330 88224396 90486560 108583872 110280495 117632528 135729840 144778496 147040660 176448792 180973120 217167744 220560990 235265056 271459680 294081320 352897584 361946240 434335488 441121980 470530112 542919360 588162640 705795168 723892480 882243960 941060224 1085838720 1176325280 1411590336 1764487920 1882120448 2171677440 2352650560 2823180672 3528975840 4705301120 5646361344 7057951680 9410602240 14115903360 28231806720
- Sum of all divisors σ(n): 97366054464
- Sum of proper divisors (its aliquot sum) s(n): 69134247744
- 28231806720 is an abundant number, because the sum of its proper divisors (69134247744) is greater than itself. Its abundance is 40902441024
Bases of 28231806720
- Binary: 110100100101011111100101111000000002
- Hexadecimal: 0x692BF2F00
- Base-36: CYWHLHC
Squares and roots of 28231806720
- 28231806720 squared (282318067202) is 797034910675437158400
- 28231806720 cubed (282318067203) is 22501735547281406507454824448000
-
The
square root of 28231806720 is 168023.2326792935 -
The
cube root of 28231806720 is 3044.9457352665
Scales and comparisons
How big is 28231806720?- 28,231,806,720 seconds is equal to 897 years, 35 weeks, 4 days, 32 minutes.
-
To count from 1 to 28,231,806,720 would take you about one thousand, seven hundred ninety-five 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 28231806720 cubic inches would be around 253.7 feet tall.
Recreational maths with 28231806720
- 28231806720 backwards is 02760813282
- 28231806720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 28231806720's digits is 39
- More coming soon!
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