21288013440
21,288,013,440 is an even composite number composed of seven prime numbers multiplied together.
21288013440 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of five hundred twelve divisors.
Prime factorization of 21288013440:
27 × 3 × 5 × 19 × 41 × 43 × 331
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 19 × 41 × 43 × 331)See below for interesting mathematical facts about the number 21288013440 from the Numbermatics database.
Names of 21288013440
- Cardinal: 21288013440 can be written as Twenty-one billion, two hundred eighty-eight million, thirteen thousand, four hundred forty.
Scientific notation
- Scientific notation: 2.128801344 × 1010
Factors of 21288013440
Divisors of 21288013440
- Number of divisors d(n): 512
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 19 20 24 30 32 38 40 41 43 48 57 60 64 76 80 82 86 95 96 114 120 123 128 129 152 160 164 172 190 192 205 215 228 240 246 258 285 304 320 328 331 344 380 384 410 430 456 480 492 516 570 608 615 640 645 656 662 688 760 779 817 820 860 912 960 984 993 1032 1140 1216 1230 1290 1312 1324 1376 1520 1558 1634 1640 1655 1720 1763 1824 1920 1968 1986 2064 2280 2337 2432 2451 2460 2580 2624 2648 2752 3040 3116 3268 3280 3310 3440 3526 3648 3895 3936 3972 4085 4128 4560 4674 4902 4920 4965 5160 5248 5289 5296 5504 6080 6232 6289 6536 6560 6620 6880 7052 7296 7790 7872 7944 8170 8256 8815 9120 9348 9804 9840 9930 10320 10578 10592 11685 12160 12255 12464 12578 13072 13120 13240 13571 13760 14104 14233 15580 15744 15888 16340 16512 17630 18240 18696 18867 19608 19680 19860 20640 21156 21184 23370 24510 24928 25156 26144 26240 26445 26480 27142 27520 28208 28466 31160 31445 31776 32680 33497 35260 36480 37392 37734 39216 39360 39720 40713 41280 42312 42368 42699 46740 49020 49856 50312 52288 52890 52960 54284 56416 56932 62320 62890 63552 65360 66994 67855 70520 71165 74784 75468 78432 78720 79440 81426 82560 84624 85398 93480 94335 98040 99712 100491 100624 104576 105780 105920 108568 112832 113864 124640 125780 127104 130720 133988 135710 141040 142330 149568 150936 156864 158880 162852 167485 169248 170796 186960 188670 196080 200982 201248 203565 211560 211840 213495 217136 225664 227728 249280 251560 257849 261440 267976 270427 271420 282080 284660 299136 301872 313728 317760 325704 334970 338496 341592 373920 377340 392160 401964 402496 407130 423120 426990 434272 455456 498560 502455 503120 515698 522880 535952 540854 542840 564160 569320 583553 603744 635520 651408 669940 676992 683184 747840 754680 773547 784320 803928 804992 811281 814260 846240 853980 868544 910912 1004910 1006240 1031396 1071904 1081708 1085680 1128320 1138640 1167106 1207488 1289245 1302816 1339880 1352135 1366368 1495680 1509360 1547094 1568640 1607856 1622562 1628520 1692480 1707960 1737088 1750659 1821824 2009820 2012480 2062792 2143808 2163416 2171360 2277280 2334212 2414976 2578490 2605632 2679760 2704270 2732736 2917765 3018720 3094188 3215712 3245124 3257040 3384960 3415920 3501318 3867735 4019640 4024960 4056405 4125584 4287616 4326832 4342720 4554560 4668424 5156980 5211264 5359520 5408540 5465472 5835530 6037440 6188376 6431424 6490248 6514080 6831840 7002636 7735470 8039280 8112810 8251168 8653664 8685440 8753295 9109120 9336848 10313960 10719040 10817080 11087507 11671060 12074880 12376752 12862848 12980496 13028160 13663680 14005272 15470940 16078560 16225620 16502336 17307328 17506590 18673696 20627920 21438080 21634160 22175014 23342120 24753504 25960992 26056320 27327360 28010544 30941880 32157120 32451240 33004672 33262521 34614656 35013180 37347392 41255840 43268320 44350028 46684240 49507008 51921984 55437535 56021088 61883760 64314240 64902480 66525042 70026360 74694784 82511680 86536640 88700056 93368480 99014016 103843968 110875070 112042176 123767520 129804960 133050084 140052720 165023360 166312605 173073280 177400112 186736960 221750140 224084352 247535040 259609920 266100168 280105440 332625210 354800224 373473920 443500280 495070080 519219840 532200336 560210880 665250420 709600448 887000560 1064400672 1120421760 1330500840 1419200896 1774001120 2128801344 2661001680 3548002240 4257602688 5322003360 7096004480 10644006720 21288013440
- Sum of all divisors σ(n): 75096806400
- Sum of proper divisors (its aliquot sum) s(n): 53808792960
- 21288013440 is an abundant number, because the sum of its proper divisors (53808792960) is greater than itself. Its abundance is 32520779520
Bases of 21288013440
- Binary: 100111101001101110101001110100000002
- Hexadecimal: 0x4F4DD4E80
- Base-36: 9S2C0AO
Squares and roots of 21288013440
- 21288013440 squared (212880134402) is 453179516221620633600
- 21288013440 cubed (212880134403) is 9647291632058558066658115584000
-
The
square root of 21288013440 is 145904.1241363655 -
The
cube root of 21288013440 is 2771.4797638591
Scales and comparisons
How big is 21288013440?- 21,288,013,440 seconds is equal to 676 years, 46 weeks, 3 days, 1 hour, 4 minutes.
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To count from 1 to 21,288,013,440 would take you about one thousand, three hundred fifty-three 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 21288013440 cubic inches would be around 231 feet tall.
Recreational maths with 21288013440
- 21288013440 backwards is 04431088212
- The number of decimal digits it has is: 11
- The sum of 21288013440's digits is 33
- More coming soon!
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