20018442240
20,018,442,240 is an even composite number composed of five prime numbers multiplied together.
20018442240 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twelve divisors.
Prime factorization of 20018442240:
212 × 32 × 5 × 67 × 1621
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 67 × 1621)See below for interesting mathematical facts about the number 20018442240 from the Numbermatics database.
Names of 20018442240
- Cardinal: 20018442240 can be written as Twenty billion, eighteen million, four hundred forty-two thousand, two hundred forty.
Scientific notation
- Scientific notation: 2.001844224 × 1010
Factors of 20018442240
Divisors of 20018442240
- Number of divisors d(n): 312
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 67 72 80 90 96 120 128 134 144 160 180 192 201 240 256 268 288 320 335 360 384 402 480 512 536 576 603 640 670 720 768 804 960 1005 1024 1072 1152 1206 1280 1340 1440 1536 1608 1621 1920 2010 2048 2144 2304 2412 2560 2680 2880 3015 3072 3216 3242 3840 4020 4096 4288 4608 4824 4863 5120 5360 5760 6030 6144 6432 6484 7680 8040 8105 8576 9216 9648 9726 10240 10720 11520 12060 12288 12864 12968 14589 15360 16080 16210 17152 18432 19296 19452 20480 21440 23040 24120 24315 25728 25936 29178 30720 32160 32420 34304 36864 38592 38904 42880 46080 48240 48630 51456 51872 58356 61440 64320 64840 68608 72945 77184 77808 85760 92160 96480 97260 102912 103744 108607 116712 128640 129680 137216 145890 154368 155616 171520 184320 192960 194520 205824 207488 217214 233424 257280 259360 274432 291780 308736 311232 325821 343040 385920 389040 411648 414976 434428 466848 514560 518720 543035 583560 617472 622464 651642 686080 771840 778080 823296 829952 868856 933696 977463 1029120 1037440 1086070 1167120 1234944 1244928 1303284 1372160 1543680 1556160 1629105 1659904 1737712 1867392 1954926 2058240 2074880 2172140 2334240 2469888 2489856 2606568 3087360 3112320 3258210 3319808 3475424 3734784 3909852 4116480 4149760 4344280 4668480 4887315 4979712 5213136 6174720 6224640 6516420 6639616 6950848 7469568 7819704 8299520 8688560 9336960 9774630 9959424 10426272 12349440 12449280 13032840 13901696 14939136 15639408 16599040 17377120 18673920 19549260 19918848 20852544 24898560 26065680 27803392 29878272 31278816 33198080 34754240 37347840 39098520 41705088 49797120 52131360 55606784 59756544 62557632 69508480 74695680 78197040 83410176 99594240 104262720 111213568 125115264 139016960 149391360 156394080 166820352 208525440 222427136 250230528 278033920 298782720 312788160 333640704 417050880 444854272 500461056 556067840 625576320 667281408 834101760 1000922112 1112135680 1251152640 1334562816 1668203520 2001844224 2224271360 2502305280 3336407040 4003688448 5004610560 6672814080 10009221120 20018442240
- Sum of all divisors σ(n): 70467893808
- Sum of proper divisors (its aliquot sum) s(n): 50449451568
- 20018442240 is an abundant number, because the sum of its proper divisors (50449451568) is greater than itself. Its abundance is 30431009328
Bases of 20018442240
- Binary: 100101010010011000100110000000000002
- Hexadecimal: 0x4A9313000
- Base-36: 972GOW0
Squares and roots of 20018442240
- 20018442240 squared (200184422402) is 400738029716216217600
- 20018442240 cubed (200184422403) is 8022151101245477943376871424000
-
The
square root of 20018442240 is 141486.5443779019 -
The
cube root of 20018442240 is 2715.2516926293
Scales and comparisons
How big is 20018442240?- 20,018,442,240 seconds is equal to 636 years, 27 weeks, 1 day, 22 hours, 24 minutes.
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To count from 1 to 20,018,442,240 would take you about one thousand, two hundred seventy-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 20018442240 cubic inches would be around 226.3 feet tall.
Recreational maths with 20018442240
- 20018442240 backwards is 04224481002
- The number of decimal digits it has is: 11
- The sum of 20018442240's digits is 27
- More coming soon!
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