21120398208
21,120,398,208 is an even composite number composed of seven prime numbers multiplied together.
21120398208 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of seven hundred sixty-eight divisors.
Prime factorization of 21120398208:
27 × 32 × 7 × 13 × 31 × 67 × 97
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 7 × 13 × 31 × 67 × 97)See below for interesting mathematical facts about the number 21120398208 from the Numbermatics database.
Names of 21120398208
- Cardinal: 21120398208 can be written as Twenty-one billion, one hundred twenty million, three hundred ninety-eight thousand, two hundred eight.
Scientific notation
- Scientific notation: 2.1120398208 × 1010
Factors of 21120398208
Divisors of 21120398208
- Number of divisors d(n): 768
-
Complete list of divisors:
1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 28 31 32 36 39 42 48 52 56 62 63 64 67 72 78 84 91 93 96 97 104 112 117 124 126 128 134 144 156 168 182 186 192 194 201 208 217 224 234 248 252 268 273 279 288 291 312 336 364 372 384 388 402 403 416 434 448 468 469 496 504 536 546 558 576 582 603 624 651 672 679 728 744 776 804 806 819 832 868 871 873 896 936 938 992 1008 1072 1092 1116 1152 1164 1206 1209 1248 1261 1302 1344 1358 1407 1456 1488 1552 1608 1612 1638 1664 1736 1742 1746 1872 1876 1953 1984 2016 2037 2077 2144 2184 2232 2328 2412 2418 2496 2522 2604 2613 2688 2716 2814 2821 2912 2976 3007 3104 3216 3224 3276 3472 3484 3492 3627 3744 3752 3783 3906 3968 4032 4074 4154 4221 4288 4368 4464 4656 4824 4836 4992 5044 5208 5226 5432 5628 5642 5824 5952 6014 6097 6111 6208 6231 6432 6448 6499 6552 6944 6968 6984 7254 7488 7504 7566 7812 7839 8064 8148 8308 8442 8463 8576 8736 8827 8928 9021 9312 9648 9672 10088 10416 10452 10864 11256 11284 11349 11648 11904 12028 12194 12222 12416 12462 12864 12896 12998 13104 13888 13936 13968 14508 14539 14976 15008 15132 15624 15678 16296 16616 16884 16926 17472 17654 17856 18042 18291 18624 18693 19296 19344 19497 20176 20832 20904 21049 21728 22512 22568 22698 24056 24388 24444 24924 25389 25728 25792 25996 26208 26481 27001 27063 27776 27872 27936 29016 29078 30016 30264 31248 31356 32592 33232 33768 33852 34944 35308 35712 36084 36582 37248 37386 38592 38688 38994 39091 40352 41664 41808 42098 43456 43617 45024 45136 45396 45493 48112 48776 48888 49848 50778 51584 51992 52416 52962 54002 54126 54873 55744 55872 58032 58156 58491 60032 60528 62496 62712 63147 65184 66464 67536 67704 70616 72168 73164 74772 77184 77376 77988 78182 79443 80704 81003 83328 83616 84196 84487 86912 87234 90048 90272 90792 90986 96224 97552 97776 99696 101556 103984 104832 105924 108004 108252 109746 111488 111744 116064 116312 116982 117273 121056 124992 125424 126294 130368 130851 132928 135072 135408 136479 141232 144336 146328 149544 154752 155976 156364 158886 161408 162006 167232 168392 168974 174468 180096 180544 181584 181972 189007 189441 192448 195104 195552 199392 201469 203112 207968 211848 216008 216504 219492 232128 232624 233964 234546 242112 243009 249984 250848 252588 253461 260736 261702 265856 270144 270816 272958 273637 282464 288672 292656 299088 311952 312728 317772 324012 334464 336784 337948 348936 351819 361088 363168 363944 378014 378882 384896 390208 391104 398784 402938 406224 409437 415936 423696 432016 433008 438984 464256 465248 467928 469092 484224 486018 501696 505176 506922 523404 540288 541632 545916 547274 564928 567021 577344 585312 591409 598176 604407 623904 625456 635544 648024 673568 675896 697872 703638 726336 727888 756028 757764 760383 780416 782208 797568 805876 812448 818874 820911 831872 847392 864032 866016 877968 930496 935856 938184 972036 1003392 1010352 1013844 1046808 1083264 1091832 1094548 1129856 1134042 1154688 1170624 1182818 1196352 1208814 1247808 1250912 1271088 1296048 1347136 1351792 1395744 1407276 1410283 1452672 1455776 1512056 1515528 1520766 1611752 1624896 1637748 1641822 1694784 1701063 1728064 1732032 1755936 1774227 1813221 1860992 1871712 1876368 1944072 2020704 2027688 2093616 2183664 2189096 2268084 2341248 2365636 2392704 2417628 2462733 2495616 2501824 2542176 2592096 2619097 2694272 2703584 2791488 2814552 2820566 2911552 3024112 3031056 3041532 3223504 3249792 3275496 3283644 3389568 3402126 3456128 3464064 3511872 3548454 3626442 3743424 3752736 3888144 4041408 4055376 4187232 4230849 4367328 4378192 4536168 4731272 4835256 4925466 5003648 5084352 5184192 5238194 5322681 5407168 5582976 5629104 5641132 5823104 6048224 6062112 6083064 6447008 6550992 6567288 6804252 7023744 7096908 7252884 7486848 7505472 7776288 7857291 8082816 8110752 8374464 8461698 8734656 8756384 9072336 9462544 9670512 9850932 10168704 10368384 10476388 10645362 10814336 11258208 11282264 12096448 12124224 12166128 12692547 12894016 13101984 13134576 13608504 14193816 14505768 15010944 15552576 15714582 16221504 16748928 16923396 17469312 17512768 18144672 18333679 18925088 19341024 19701864 20952776 21290724 22516416 22564528 23571873 24192896 24248448 24332256 25385094 25788032 26203968 26269152 27217008 28387632 29011536 31105152 31429164 32443008 33846792 35025536 36289344 36667358 37850176 38682048 39403728 41905552 42581448 45032832 45129056 47143746 48664512 50770188 52407936 52538304 54434016 55001037 56775264 58023072 62858328 67693584 72578688 73334716 75700352 77364096 78807456 83811104 85162896 90258112 94287492 97329024 101540376 105076608 108868032 110002074 113550528 116046144 125716656 135387168 146669432 157614912 165003111 167622208 170325792 180516224 188574984 203080752 217736064 220004148 227101056 232092288 251433312 270774336 293338864 315229824 330006222 335244416 340651584 377149968 406161504 440008296 502866624 541548672 586677728 660012444 681303168 754299936 812323008 880016592 1005733248 1173355456 1320024888 1508599872 1624646016 1760033184 2346710912 2640049776 3017199744 3520066368 5280099552 7040132736 10560199104 21120398208
- Sum of all divisors σ(n): 79174717440
- Sum of proper divisors (its aliquot sum) s(n): 58054319232
- 21120398208 is an abundant number, because the sum of its proper divisors (58054319232) is greater than itself. Its abundance is 36933921024
Bases of 21120398208
- Binary: 100111010101101111110110011100000002
- Hexadecimal: 0x4EADFB380
- Base-36: 9PAJFK0
Squares and roots of 21120398208
- 21120398208 squared (211203982082) is 446071220464489611264
- 21120398208 cubed (211203982083) is 9421201805338579313374802214912
-
The
square root of 21120398208 is 145328.5870295311 -
The
cube root of 21120398208 is 2764.1866642805
Scales and comparisons
How big is 21120398208?- 21,120,398,208 seconds is equal to 671 years, 29 weeks, 2 days, 1 hour, 16 minutes, 48 seconds.
-
To count from 1 to 21,120,398,208 would take you about one thousand, three 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 21120398208 cubic inches would be around 230.3 feet tall.
Recreational maths with 21120398208
- 21120398208 backwards is 80289302112
- 21120398208 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21120398208's digits is 36
- More coming soon!
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The information we have on file for 21120398208 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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