21481608960
21,481,608,960 is an even composite number composed of six prime numbers multiplied together.
What does the number 21481608960 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 432 divisors.
21481608960 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 21481608960:
28 × 32 × 5 × 7 × 487 × 547
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 487 × 547)See below for interesting mathematical facts about the number 21481608960 from the Numbermatics database.
Names of 21481608960
- Cardinal: 21481608960 can be written as Twenty-one billion, four hundred eighty-one million, six hundred eight thousand, nine hundred sixty.
Scientific notation
- Scientific notation: 2.148160896 × 1010
Factors of 21481608960
Divisors of 21481608960
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 64 70 72 80 84 90 96 105 112 120 126 128 140 144 160 168 180 192 210 224 240 252 256 280 288 315 320 336 360 384 420 448 480 487 504 547 560 576 630 640 672 720 768 840 896 960 974 1008 1094 1120 1152 1260 1280 1344 1440 1461 1641 1680 1792 1920 1948 2016 2188 2240 2304 2435 2520 2688 2735 2880 2922 3282 3360 3409 3829 3840 3896 4032 4376 4383 4480 4870 4923 5040 5376 5470 5760 5844 6564 6720 6818 7305 7658 7792 8064 8205 8752 8766 8960 9740 9846 10080 10227 10940 11487 11520 11688 13128 13440 13636 14610 15316 15584 16128 16410 17045 17504 17532 19145 19480 19692 20160 20454 21880 21915 22974 23376 24615 26256 26880 27272 29220 30632 30681 31168 32820 34090 34461 35008 35064 38290 38960 39384 40320 40908 43760 43830 45948 46752 49230 51135 52512 54544 57435 58440 61264 61362 62336 65640 68180 68922 70016 70128 76580 77920 78768 80640 81816 87520 87660 91896 93504 98460 102270 105024 109088 114870 116880 122528 122724 124672 131280 136360 137844 140032 140256 153160 153405 155840 157536 163632 172305 175040 175320 183792 187008 196920 204540 210048 218176 229740 233760 245056 245448 262560 266389 272720 275688 280512 306320 306810 311680 315072 327264 344610 350080 350640 367584 374016 393840 409080 420096 436352 459480 467520 490112 490896 525120 532778 545440 551376 561024 612640 613620 623360 630144 654528 689220 700160 701280 735168 787680 799167 818160 872704 918960 935040 980224 981792 1050240 1065556 1090880 1102752 1122048 1225280 1227240 1260288 1309056 1331945 1378440 1402560 1470336 1575360 1598334 1636320 1837920 1864723 1870080 1963584 2100480 2131112 2181760 2205504 2397501 2450560 2454480 2618112 2663890 2756880 2805120 2940672 3150720 3196668 3272640 3675840 3729446 3927168 3995835 4262224 4363520 4411008 4795002 4901120 4908960 5327780 5513760 5594169 5610240 6301440 6393336 6545280 7351680 7458892 7854336 7991670 8524448 8822016 9323615 9590004 9817920 10655560 11027520 11188338 11987505 12786672 13090560 14703360 14917784 15983340 16782507 17048896 18647230 19180008 19635840 21311120 22055040 22376676 23975010 25573344 27970845 29835568 31966680 33565014 34097792 37294460 38360016 39271680 42622240 44110080 44753352 47950020 51146688 55941690 59671136 63933360 67130028 68195584 74588920 76720032 83912535 85244480 89506704 95900040 102293376 111883380 119342272 127866720 134260056 149177840 153440064 167825070 170488960 179013408 191800080 204586752 223766760 238684544 255733440 268520112 298355680 306880128 335650140 340977920 358026816 383600160 447533520 477369088 511466880 537040224 596711360 613760256 671300280 716053632 767200320 895067040 1022933760 1074080448 1193422720 1342600560 1432107264 1534400640 1790134080 2148160896 2386845440 2685201120 3068801280 3580268160 4296321792 5370402240 7160536320 10740804480 21481608960
- Sum of all divisors σ(n): 85271886336
- Sum of proper divisors (its aliquot sum) s(n): 63790277376
- 21481608960 is an abundant number, because the sum of its proper divisors (63790277376) is greater than itself. Its abundance is 42308668416
Bases of 21481608960
- Binary: 101000000000110011101010111000000002
- Hexadecimal: 0x500675700
- Base-36: 9V9LFK0
Squares and roots of 21481608960
- 21481608960 squared (214816089602) is 461459523510352281600
- 21481608960 cubed (214816089603) is 9912893034917314225175003136000
-
The
square root of 21481608960 is 146566.0566434125 -
The
cube root of 21481608960 is 2779.8558039869
Scales and comparisons
How big is 21481608960?- 21,481,608,960 seconds is equal to 683 years, 2 weeks, 3 days, 17 hours, 36 minutes.
-
To count from 1 to 21,481,608,960 would take you about one thousand, three hundred sixty-six 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 21481608960 cubic inches would be around 231.7 feet tall.
Recreational maths with 21481608960
- 21481608960 backwards is 06980618412
- 21481608960 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21481608960's digits is 45
- More coming soon!
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