28472747520
28,472,747,520 is an even composite number composed of six prime numbers multiplied together.
28472747520 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 28472747520:
29 × 3 × 5 × 72 × 29 × 2609
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 7 × 29 × 2609)See below for interesting mathematical facts about the number 28472747520 from the Numbermatics database.
Names of 28472747520
- Cardinal: 28472747520 can be written as Twenty-eight billion, four hundred seventy-two million, seven hundred forty-seven thousand, five hundred twenty.
Scientific notation
- Scientific notation: 2.847274752 × 1010
Factors of 28472747520
Divisors of 28472747520
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 29 30 32 35 40 42 48 49 56 58 60 64 70 80 84 87 96 98 105 112 116 120 128 140 145 147 160 168 174 192 196 203 210 224 232 240 245 256 280 290 294 320 336 348 384 392 406 420 435 448 464 480 490 512 560 580 588 609 640 672 696 735 768 784 812 840 870 896 928 960 980 1015 1120 1160 1176 1218 1280 1344 1392 1421 1470 1536 1568 1624 1680 1740 1792 1856 1920 1960 2030 2240 2320 2352 2436 2560 2609 2688 2784 2842 2940 3045 3136 3248 3360 3480 3584 3712 3840 3920 4060 4263 4480 4640 4704 4872 5218 5376 5568 5684 5880 6090 6272 6496 6720 6960 7105 7424 7680 7827 7840 8120 8526 8960 9280 9408 9744 10436 10752 11136 11368 11760 12180 12544 12992 13045 13440 13920 14210 14848 15654 15680 16240 17052 17920 18263 18560 18816 19488 20872 21315 22272 22736 23520 24360 25088 25984 26090 26880 27840 28420 31308 31360 32480 34104 36526 37120 37632 38976 39135 41744 42630 44544 45472 47040 48720 51968 52180 53760 54789 55680 56840 62616 62720 64960 68208 73052 74240 75264 75661 77952 78270 83488 85260 90944 91315 94080 97440 103936 104360 109578 111360 113680 125232 125440 127841 129920 136416 146104 151322 155904 156540 166976 170520 181888 182630 188160 194880 208720 219156 222720 226983 227360 250464 255682 259840 272832 273945 292208 302644 311808 313080 333952 341040 363776 365260 376320 378305 383523 389760 417440 438312 453966 454720 500928 511364 519680 529627 545664 547890 584416 605288 626160 639205 667904 682080 727552 730520 756610 767046 779520 834880 876624 907932 909440 1001856 1022728 1059254 1091328 1095780 1134915 1168832 1210576 1252320 1278410 1335808 1364160 1461040 1513220 1534092 1559040 1588881 1669760 1753248 1815864 1818880 1917615 2003712 2045456 2118508 2182656 2191560 2269830 2337664 2421152 2504640 2556820 2648135 2728320 2922080 3026440 3068184 3177762 3339520 3506496 3631728 3637760 3707389 3835230 4007424 4090912 4237016 4383120 4539660 4675328 4842304 5009280 5113640 5296270 5456640 5844160 6052880 6136368 6355524 6679040 7012992 7263456 7414778 7670460 7944405 8181824 8474032 8766240 9079320 9350656 9684608 10018560 10227280 10592540 10913280 11122167 11688320 12105760 12272736 12711048 14025984 14526912 14829556 15340920 15888810 16363648 16948064 17532480 18158640 18536945 19369216 20037120 20454560 21185080 22244334 23376640 24211520 24545472 25422096 28051968 29053824 29659112 30681840 31777620 32727296 33896128 35064960 36317280 37073890 38738432 40909120 42370160 44488668 46753280 48423040 49090944 50844192 55610835 58107648 59318224 61363680 63555240 65454592 67792256 70129920 72634560 74147780 81818240 84740320 88977336 96846080 98181888 101688384 111221670 116215296 118636448 122727360 127110480 135584512 140259840 145269120 148295560 163636480 169480640 177954672 193692160 196363776 203376768 222443340 237272896 245454720 254220960 271169024 290538240 296591120 327272960 338961280 355909344 406753536 444886680 474545792 490909440 508441920 581076480 593182240 677922560 711818688 813507072 889773360 949091584 981818880 1016883840 1186364480 1355845120 1423637376 1779546720 1898183168 2033767680 2372728960 2847274752 3559093440 4067535360 4745457920 5694549504 7118186880 9490915840 14236373760 28472747520
- Sum of all divisors σ(n): 109578031200
- Sum of proper divisors (its aliquot sum) s(n): 81105283680
- 28472747520 is an abundant number, because the sum of its proper divisors (81105283680) is greater than itself. Its abundance is 52632536160
Bases of 28472747520
- Binary: 110101000010001101110100110000000002
- Hexadecimal: 0x6A11BA600
- Base-36: D2VXSLC
Squares and roots of 28472747520
- 28472747520 squared (284727475202) is 810697351337666150400
- 28472747520 cubed (284727475203) is 23082780999770102566389547008000
-
The
square root of 28472747520 is 168738.6959769453 -
The
cube root of 28472747520 is 3053.5834445275
Scales and comparisons
How big is 28472747520?- 28,472,747,520 seconds is equal to 905 years, 17 weeks, 6 days, 16 hours, 32 minutes.
-
To count from 1 to 28,472,747,520 would take you about one thousand, eight hundred ten 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 28472747520 cubic inches would be around 254.5 feet tall.
Recreational maths with 28472747520
- 28472747520 backwards is 02574727482
- 28472747520 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 28472747520's digits is 48
- More coming soon!
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