21018947040000
21,018,947,040,000 is an even composite number composed of seven prime numbers multiplied together.
21018947040000 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two thousand, eight hundred eighty divisors.
Prime factorization of 21018947040000:
28 × 33 × 54 × 7 × 13 × 127 × 421
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 5 × 5 × 5 × 7 × 13 × 127 × 421)See below for interesting mathematical facts about the number 21018947040000 from the Numbermatics database.
Names of 21018947040000
- Cardinal: 21018947040000 can be written as Twenty-one trillion, eighteen billion, nine hundred forty-seven million, forty thousand.
Scientific notation
- Scientific notation: 2.101894704 × 1013
Factors of 21018947040000
Divisors of 21018947040000
- Number of divisors d(n): 2880
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 25 26 27 28 30 32 35 36 39 40 42 45 48 50 52 54 56 60 63 64 65 70 72 75 78 80 84 90 91 96 100 104 105 108 112 117 120 125 126 127 128 130 135 140 144 150 156 160 168 175 180 182 189 192 195 200 208 210 216 224 225 234 240 250 252 254 256 260 270 273 280 288 300 312 315 320 325 336 350 351 360 364 375 378 381 384 390 400 416 420 421 432 448 450 455 468 480 500 504 508 520 525 540 546 560 576 585 600 624 625 630 635 640 650 672 675 700 702 720 728 750 756 762 768 780 800 819 832 840 842 864 875 889 896 900 910 936 945 960 975 1000 1008 1016 1040 1050 1080 1092 1120 1125 1143 1152 1170 1200 1248 1250 1260 1263 1270 1280 1300 1344 1350 1365 1400 1404 1440 1456 1500 1512 1524 1560 1575 1600 1625 1638 1651 1664 1680 1684 1728 1750 1755 1778 1792 1800 1820 1872 1875 1890 1905 1920 1950 2000 2016 2032 2080 2100 2105 2160 2184 2240 2250 2275 2286 2304 2340 2400 2457 2496 2500 2520 2526 2540 2600 2625 2667 2688 2700 2730 2800 2808 2880 2912 2925 2947 3000 3024 3048 3120 3150 3175 3200 3250 3276 3302 3328 3360 3368 3375 3429 3456 3500 3510 3556 3600 3640 3744 3750 3780 3789 3810 3840 3900 4000 4032 4064 4095 4160 4200 4210 4320 4368 4375 4445 4480 4500 4550 4572 4680 4725 4800 4875 4914 4953 4992 5000 5040 5052 5080 5200 5250 5334 5376 5400 5460 5473 5600 5616 5625 5715 5760 5824 5850 5894 6000 6048 6096 6240 6300 6315 6350 6400 6500 6552 6604 6720 6736 6750 6825 6858 6912 7000 7020 7112 7200 7280 7488 7500 7560 7578 7620 7800 7875 8000 8001 8064 8125 8128 8190 8255 8320 8400 8420 8640 8736 8750 8775 8841 8890 8960 9000 9100 9144 9360 9450 9525 9600 9750 9828 9906 9984 10000 10080 10104 10160 10400 10500 10525 10668 10800 10920 10946 11200 11232 11250 11367 11375 11430 11520 11557 11648 11700 11788 12000 12096 12192 12285 12480 12600 12630 12700 13000 13104 13125 13208 13335 13440 13472 13500 13650 13716 14000 14040 14224 14400 14560 14625 14735 14859 14976 15000 15120 15156 15240 15600 15750 15875 16000 16002 16128 16250 16256 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40036089600 40421052000 41375880000 41704260000 42037894080 43789473000 44912280000 46195488000 46708771200 46917292500 48654970000 49926240000 50045112000 50526315000 52547367600 53894736000 54736841250 55167840000 55605680000 56050525440 57744360000 58385964000 59883040000 60054134400 62556390000 64673683200 65684209500 66726816000 67368420000 70063156800 72982455000 75067668000 76992480000 77847952000 80842104000 82105261875 82751760000 83408520000 84075788160 87578946000 89824560000 93417542400 93834585000 97309940000 100090224000 101052630000 105094735200 107789472000 109473682500 111211360000 115488720000 116771928000 120108268800 125112780000 131368419000 134736840000 140126313600 145964910000 150135336000 155695904000 161684208000 164210523750 165503520000 166817040000 168151576320 175157892000 179649120000 187669170000 194619880000 200180448000 202105260000 210189470400 218947365000 230977440000 233543856000 250225560000 262736838000 269473680000 280252627200 291929820000 300270672000 323368416000 328421047500 333634080000 350315784000 375338340000 389239760000 404210520000 420378940800 437894730000 467087712000 500451120000 525473676000 538947360000 583859640000 600541344000 656842095000 700631568000 750676680000 778479520000 808421040000 840757881600 875789460000 1000902240000 1050947352000 1167719280000 1313684190000 1401263136000 1501353360000 1616842080000 1751578920000 2101894704000 2335438560000 2627368380000 3002706720000 3503157840000 4203789408000 5254736760000 7006315680000 10509473520000 21018947040000
- Sum of all divisors σ(n): 96576701562880
- Sum of proper divisors (its aliquot sum) s(n): 75557754522880
- 21018947040000 is an abundant number, because the sum of its proper divisors (75557754522880) is greater than itself. Its abundance is 54538807482880
Bases of 21018947040000
- Binary: 1001100011101110110101101111100110011000000002
- Hexadecimal: 0x131DDADF3300
- Base-36: 7G7YYDHC0
Squares and roots of 21018947040000
- 21018947040000 squared (210189470400002) is 441796134670324761600000000
- 21018947040000 cubed (210189470400003) is 9286089557112264023671025664000000000000
-
The
square root of 21018947040000 is 4584642.5204153049 -
The
cube root of 21018947040000 is 27597.5366421505
Scales and comparisons
How big is 21018947040000?- 21,018,947,040,000 seconds is equal to 668,337 years, 26 weeks.
-
To count from 1 to 21,018,947,040,000 would take you about one million, six hundred seventy thousand, eight hundred forty-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 21018947040000 cubic inches would be around 2299.8 feet tall.
Recreational maths with 21018947040000
- 21018947040000 backwards is 00004074981012
- 21018947040000 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 21018947040000's digits is 36
- More coming soon!
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The information we have on file for 21018947040000 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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