21024219840
21,024,219,840 is an even composite number composed of six prime numbers multiplied together.
21024219840 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred thirty-six divisors.
Prime factorization of 21024219840:
26 × 3 × 5 × 13 × 312 × 1753
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 13 × 31 × 31 × 1753)See below for interesting mathematical facts about the number 21024219840 from the Numbermatics database.
Names of 21024219840
- Cardinal: 21024219840 can be written as Twenty-one billion, twenty-four million, two hundred nineteen thousand, eight hundred forty.
Scientific notation
- Scientific notation: 2.102421984 × 1010
Factors of 21024219840
Divisors of 21024219840
- Number of divisors d(n): 336
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 31 32 39 40 48 52 60 62 64 65 78 80 93 96 104 120 124 130 155 156 160 186 192 195 208 240 248 260 310 312 320 372 390 403 416 465 480 496 520 620 624 744 780 806 832 930 960 961 992 1040 1209 1240 1248 1488 1560 1612 1753 1860 1922 1984 2015 2080 2418 2480 2496 2883 2976 3120 3224 3506 3720 3844 4030 4160 4805 4836 4960 5259 5766 5952 6045 6240 6448 7012 7440 7688 8060 8765 9610 9672 9920 10518 11532 12090 12480 12493 12896 14024 14415 14880 15376 16120 17530 19220 19344 21036 22789 23064 24180 24986 25792 26295 28048 28830 29760 30752 32240 35060 37479 38440 38688 42072 45578 46128 48360 49972 52590 54343 56096 57660 61504 62465 64480 68367 70120 74958 76880 77376 84144 91156 92256 96720 99944 105180 108686 112192 113945 115320 124930 128960 136734 140240 149916 153760 163029 168288 182312 184512 187395 193440 199888 210360 217372 227890 230640 249860 271715 273468 280480 299832 307520 326058 336576 341835 364624 374790 386880 399776 420720 434744 455780 461280 499720 543430 546936 560960 599664 652116 683670 706459 729248 749580 799552 815145 841440 869488 911560 922560 999440 1086860 1093872 1199328 1304232 1367340 1412918 1458496 1499160 1630290 1682880 1684633 1738976 1823120 1998880 2119377 2173720 2187744 2398656 2608464 2734680 2825836 2998320 3260580 3369266 3477952 3532295 3646240 3997760 4238754 4347440 4375488 5053899 5216928 5469360 5651672 5996640 6521160 6738532 7064590 7292480 8423165 8477508 8694880 10107798 10433856 10596885 10938720 11303344 11993280 13042320 13477064 14129180 16846330 16955016 17389760 20215596 21193770 21877440 21900229 22606688 25269495 26084640 26954128 28258360 33692660 33910032 40431192 42387540 43800458 45213376 50538990 52169280 53908256 56516720 65700687 67385320 67820064 80862384 84775080 87600916 101077980 107816512 109501145 113033440 131401374 134770640 135640128 161724768 169550160 175201832 202155960 219002290 226066880 262802748 269541280 323449536 328503435 339100320 350403664 404311920 438004580 525605496 539082560 657006870 678200640 700807328 808623840 876009160 1051210992 1314013740 1401614656 1617247680 1752018320 2102421984 2628027480 3504036640 4204843968 5256054960 7008073280 10512109920 21024219840
- Sum of all divisors σ(n): 74322761184
- Sum of proper divisors (its aliquot sum) s(n): 53298541344
- 21024219840 is an abundant number, because the sum of its proper divisors (53298541344) is greater than itself. Its abundance is 32274321504
Bases of 21024219840
- Binary: 100111001010010010000100010110000002
- Hexadecimal: 0x4E52422C0
- Base-36: 9NP9ZUO
Squares and roots of 21024219840
- 21024219840 squared (210242198402) is 442017819880649625600
- 21024219840 cubed (210242198403) is 9293079818368300290628091904000
-
The
square root of 21024219840 is 144997.3097681471 -
The
cube root of 21024219840 is 2759.9844149509
Scales and comparisons
How big is 21024219840?- 21,024,219,840 seconds is equal to 668 years, 26 weeks, 1 day, 21 hours, 4 minutes.
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To count from 1 to 21,024,219,840 would take you about one thousand, three hundred thirty-seven 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 21024219840 cubic inches would be around 230 feet tall.
Recreational maths with 21024219840
- 21024219840 backwards is 04891242012
- The number of decimal digits it has is: 11
- The sum of 21024219840's digits is 33
- More coming soon!
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