21425345760
21,425,345,760 is an even composite number composed of seven prime numbers multiplied together.
21425345760 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21425345760:
25 × 3 × 5 × 7 × 13 × 67 × 7321
(2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 13 × 67 × 7321)See below for interesting mathematical facts about the number 21425345760 from the Numbermatics database.
Names of 21425345760
- Cardinal: 21425345760 can be written as Twenty-one billion, four hundred twenty-five million, three hundred forty-five thousand, seven hundred sixty.
Scientific notation
- Scientific notation: 2.142534576 × 1010
Factors of 21425345760
Divisors of 21425345760
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 30 32 35 39 40 42 48 52 56 60 65 67 70 78 80 84 91 96 104 105 112 120 130 134 140 156 160 168 182 195 201 208 210 224 240 260 268 273 280 312 335 336 364 390 402 416 420 455 469 480 520 536 546 560 624 670 672 728 780 804 840 871 910 938 1005 1040 1072 1092 1120 1248 1340 1365 1407 1456 1560 1608 1680 1742 1820 1876 2010 2080 2144 2184 2345 2613 2680 2730 2814 2912 3120 3216 3360 3484 3640 3752 4020 4355 4368 4690 5226 5360 5460 5628 6097 6240 6432 6968 7035 7280 7321 7504 8040 8710 8736 9380 10452 10720 10920 11256 12194 13065 13936 14070 14560 14642 15008 16080 17420 18291 18760 20904 21840 21963 22512 24388 26130 27872 28140 29284 30485 32160 34840 36582 36605 37520 41808 43680 43926 45024 48776 51247 52260 56280 58568 60970 69680 73164 73210 75040 83616 87852 91455 95173 97552 102494 104520 109815 112560 117136 121940 139360 146328 146420 153741 175704 182910 190346 195104 204988 209040 219630 225120 234272 243880 256235 285519 292656 292840 307482 351408 365820 380692 409976 418080 439260 475865 487760 490507 512470 571038 585312 585680 614964 666211 702816 731640 761384 768705 819952 878520 951730 975520 981014 1024940 1142076 1171360 1229928 1332422 1427595 1463280 1471521 1522768 1537410 1639904 1757040 1903460 1962028 1998633 2049880 2284152 2452535 2459856 2664844 2855190 2926560 2943042 3045536 3074820 3331055 3433549 3514080 3806920 3924056 3997266 4099760 4568304 4905070 4919712 5329688 5710380 5886084 6149640 6376591 6662110 6867098 7357605 7613840 7848112 7994532 8199520 9136608 9810140 9993165 10300647 10659376 11420760 11772168 12299280 12753182 13324220 13734196 14715210 15227680 15696224 15989064 17167745 19129773 19620280 19986330 20601294 21318752 22841520 23544336 24598560 25506364 26648440 27468392 29430420 31882955 31978128 34335490 38259546 39240560 39972660 41202588 44636137 45683040 47088672 51012728 51503235 53296880 54936784 58860840 63765910 63956256 68670980 76519092 78481120 79945320 82405176 89272274 95648865 102025456 103006470 106593760 109873568 117721680 127531820 133908411 137341960 153038184 159890640 164810352 178544548 191297730 204050912 206012940 223180685 235443360 255063640 267816822 274683920 306076368 319781280 329620704 357089096 382595460 412025880 446361370 510127280 535633644 549367840 612152736 669542055 714178192 765190920 824051760 892722740 1020254560 1071267288 1339084110 1428356384 1530381840 1648103520 1785445480 2142534576 2678168220 3060763680 3570890960 4285069152 5356336440 7141781920 10712672880 21425345760
- Sum of all divisors σ(n): 84315700224
- Sum of proper divisors (its aliquot sum) s(n): 62890354464
- 21425345760 is an abundant number, because the sum of its proper divisors (62890354464) is greater than itself. Its abundance is 41465008704
Bases of 21425345760
- Binary: 100111111010000110011010100111000002
- Hexadecimal: 0x4FD0CD4E0
- Base-36: 9UC3ILC
Squares and roots of 21425345760
- 21425345760 squared (214253457602) is 459045440935549977600
- 21425345760 cubed (214253457603) is 9835207291595816145840254976000
-
The
square root of 21425345760 is 146373.9927719401 -
The
cube root of 21425345760 is 2777.4267443251
Scales and comparisons
How big is 21425345760?- 21,425,345,760 seconds is equal to 681 years, 13 weeks, 3 days, 12 hours, 56 minutes.
-
To count from 1 to 21,425,345,760 would take you about one thousand, three hundred sixty-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 21425345760 cubic inches would be around 231.5 feet tall.
Recreational maths with 21425345760
- 21425345760 backwards is 06754352412
- 21425345760 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21425345760's digits is 39
- More coming soon!
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