21270648880
21,270,648,880 is an even composite number composed of seven prime numbers multiplied together.
21270648880 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 21270648880:
24 × 5 × 13 × 17 × 79 × 97 × 157
(2 × 2 × 2 × 2 × 5 × 13 × 17 × 79 × 97 × 157)See below for interesting mathematical facts about the number 21270648880 from the Numbermatics database.
Names of 21270648880
- Cardinal: 21270648880 can be written as Twenty-one billion, two hundred seventy million, six hundred forty-eight thousand, eight hundred eighty.
Scientific notation
- Scientific notation: 2.127064888 × 1010
Factors of 21270648880
Divisors of 21270648880
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 4 5 8 10 13 16 17 20 26 34 40 52 65 68 79 80 85 97 104 130 136 157 158 170 194 208 221 260 272 314 316 340 388 395 442 485 520 628 632 680 776 785 790 884 970 1027 1040 1105 1256 1261 1264 1343 1360 1552 1570 1580 1649 1768 1940 2041 2054 2210 2512 2522 2669 2686 3140 3160 3298 3536 3880 4082 4108 4420 5044 5135 5338 5372 6280 6305 6320 6596 6715 7663 7760 8164 8216 8245 8840 10088 10205 10270 10676 10744 12403 12560 12610 13192 13345 13430 15229 15326 16328 16432 16490 17459 17680 20176 20410 20540 21352 21437 21488 24806 25220 26384 26690 26860 30458 30652 32656 32980 34697 34918 38315 40820 41080 42704 42874 49612 50440 53380 53720 60916 61304 62015 65960 69394 69836 76145 76630 81640 82160 85748 87295 99224 99619 100880 106760 107185 107440 121832 122608 124030 130271 131920 138788 139672 152290 153260 161239 163280 171496 173485 174590 197977 198448 199238 210851 213520 214370 243664 248060 258893 260542 277576 279344 304580 306520 322478 342992 346970 349180 395954 398476 421702 428740 496120 498095 517786 521084 555152 609160 613040 644956 651355 693940 698360 791908 796952 806195 843404 857480 989885 992240 996190 1035572 1042168 1054255 1203091 1218320 1289912 1294465 1302710 1387880 1396720 1583816 1593904 1612390 1686808 1693523 1714960 1979770 1992380 2071144 2084336 2108510 2406182 2579824 2588930 2605420 2741063 2775760 3167632 3224780 3365609 3373616 3387046 3959540 3984760 4142288 4217020 4812364 5177860 5210840 5482126 6015455 6449560 6731218 6774092 7919080 7969520 8434040 8467615 9624728 10355720 10421680 10964252 12030910 12899120 13462436 13548184 13705315 15640183 15838160 16828045 16868080 16935230 19249456 20452547 20711440 21928504 24061820 26924872 27096368 27410630 31280366 33656090 33870460 40905094 43857008 48123640 53849744 54821260 62560732 67312180 67740920 78200915 81810188 96247280 102262735 109642520 125121464 134624360 135481840 156401830 163620376 204525470 219285040 250242928 265883111 269248720 312803660 327240752 409050940 531766222 625607320 818101880 1063532444 1251214640 1329415555 1636203760 2127064888 2658831110 4254129776 5317662220 10635324440 21270648880
- Sum of all divisors σ(n): 58061283840
- Sum of proper divisors (its aliquot sum) s(n): 36790634960
- 21270648880 is an abundant number, because the sum of its proper divisors (36790634960) is greater than itself. Its abundance is 15519986080
Bases of 21270648880
- Binary: 100111100111101010001011000001100002
- Hexadecimal: 0x4F3D45830
- Base-36: 9RRZTPS
Squares and roots of 21270648880
- 21270648880 squared (212706488802) is 452440503776245254400
- 21270648880 cubed (212706488803) is 9623703094914826891108675072000
-
The
square root of 21270648880 is 145844.6052481889 -
The
cube root of 21270648880 is 2770.7259966747
Scales and comparisons
How big is 21270648880?- 21,270,648,880 seconds is equal to 676 years, 17 weeks, 5 days, 1 hour, 34 minutes, 40 seconds.
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To count from 1 to 21,270,648,880 would take you about one thousand, three hundred fifty-two 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 21270648880 cubic inches would be around 230.9 feet tall.
Recreational maths with 21270648880
- 21270648880 backwards is 08884607212
- The number of decimal digits it has is: 11
- The sum of 21270648880's digits is 46
- More coming soon!
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