18373428767988990
18,373,428,767,988,990 is an even composite number composed of seven prime numbers multiplied together.
18373428767988990 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 18373428767988990:
2 × 34 × 5 × 31 × 661 × 5581 × 198349
(2 × 3 × 3 × 3 × 3 × 5 × 31 × 661 × 5581 × 198349)See below for interesting mathematical facts about the number 18373428767988990 from the Numbermatics database.
Names of 18373428767988990
- Cardinal: 18373428767988990 can be written as Eighteen quadrillion, three hundred seventy-three trillion, four hundred twenty-eight billion, seven hundred sixty-seven million, nine hundred eighty-eight thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 1.837342876798899 × 1016
Factors of 18373428767988990
Divisors of 18373428767988990
- Number of divisors d(n): 320
-
Complete list of divisors:
1 2 3 5 6 9 10 15 18 27 30 31 45 54 62 81 90 93 135 155 162 186 270 279 310 405 465 558 661 810 837 930 1322 1395 1674 1983 2511 2790 3305 3966 4185 5022 5581 5949 6610 8370 9915 11162 11898 12555 16743 17847 19830 20491 25110 27905 29745 33486 35694 40982 50229 53541 55810 59490 61473 83715 89235 100458 102455 107082 122946 150687 167430 173011 178470 184419 198349 204910 251145 267705 301374 307365 346022 368838 396698 452061 502290 519033 535410 553257 595047 614730 753435 865055 904122 922095 991745 1038066 1106514 1190094 1506870 1557099 1659771 1730110 1785141 1844190 1983490 2260305 2595165 2766285 2975235 3114198 3319542 3570282 3689041 4520610 4671297 5190330 5355423 5532570 5950470 6148819 7378082 7785495 8298855 8925705 9342594 10710846 11067123 12297638 14013891 15570990 16066269 16597710 17851410 18445205 18446457 22134246 23356485 26777115 28027782 30744095 32132538 33201369 36890410 36892914 46712970 53554230 55335615 55339371 61488190 66402738 70069455 80331345 92232285 99604107 110671230 110678742 114360271 131108689 140138910 160662690 166006845 166018113 184464570 199208214 228720542 262217378 276696855 298812321 332013690 332036226 343080813 393326067 498020535 498054339 553393710 571801355 597624642 655543445 686161626 786652134 830090565 996041070 996108678 1029242439 1106985769 1143602710 1179978201 1311086890 1494061605 1660181130 1715404065 1966630335 2058484878 2213971538 2359956402 2490271695 2988123210 3087727317 3320957307 3430808130 3539934603 3933260670 4064369359 4980543390 5146212195 5534928845 5899891005 6175454634 6641914614 7079869206 8128738718 9263181951 9962871921 10292424390 10619803809 11069857690 11799782010 12193108077 15438636585 16604786535 17699673015 18526363902 19925743842 20321846795 21239607618 24386216154 29888615763 30877273170 33209573070 34316558839 35399346030 36579324231 40643693590 46315909755 49814359605 53099019045 59777231526 60965540385 68633117678 73158648462 89665847289 92631819510 99628719210 102949676517 106198038090 109737972693 121931080770 149443078815 171582794195 179331694578 182896621155 205899353034 219475945386 298886157630 308849029551 329213918079 343165588390 365793242310 448329236445 514748382585 548689863465 617698059102 658427836158 731717593309 896658472890 926547088653 1029496765170 1097379726930 1463435186618 1544245147755 1646069590395 1853094177306 2195152779927 2779641265959 3088490295510 3292139180790 3658587966545 4390305559854 4632735443265 5559282531918 6585458339781 7317175933090 9265470886530 10975763899635 13170916679562 13898206329795 19756375019343 21951527799270 22683245392579 27796412659590 32927291698905 39512750038686 45366490785158 59269125058029 65854583397810 68049736177737 98781875096715 113416226962895 118538250116058 136099472355474 197563750193430 204149208533211 226832453925790 296345625290145 340248680888685 408298417066422 592691250580290 612447625599633 680497361777370 1020746042666055 1224895251199266 1837342876798899 2041492085332110 3062238127998165 3674685753597798 6124476255996330 9186714383994495 18373428767988990
- Sum of all divisors σ(n): 51084350985254400
- Sum of proper divisors (its aliquot sum) s(n): 32710922217265410
- 18373428767988990 is an abundant number, because the sum of its proper divisors (32710922217265410) is greater than itself. Its abundance is 14337493449276420
Bases of 18373428767988990
- Binary: 10000010100011010001001001111110000010110011100111111102
- Hexadecimal: 0x4146893F059CFE
- Base-36: 50WU4NGL5VI
Squares and roots of 18373428767988990
- 18373428767988990 squared (183734287679889902) is 337582884692365414922528761220100
- 18373428767988990 cubed (183734287679889903) is 6202555085187416756945383489490491078175766699000
-
The
square root of 18373428767988990 is 135548621.4167779355 -
The
cube root of 18373428767988990 is 263874.0827436405
Scales and comparisons
How big is 18373428767988990?- 18,373,428,767,988,990 seconds is equal to 584,218,202 years, 3 weeks, 6 days, 10 hours, 16 minutes, 30 seconds.
-
To count from 1 to 18,373,428,767,988,990 would take you about one billion, seven hundred fifty-two million, six hundred fifty-four thousand, six hundred 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 18373428767988990 cubic inches would be around 21989.5 feet tall.
Recreational maths with 18373428767988990
- 18373428767988990 backwards is 09988976782437381
- The number of decimal digits it has is: 17
- The sum of 18373428767988990's digits is 99
- More coming soon!
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