18405242797942
18,405,242,797,942 is an even composite number composed of six prime numbers multiplied together.
18405242797942 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 18405242797942:
2 × 74 × 11 × 132 × 712 × 409
(2 × 7 × 7 × 7 × 7 × 11 × 13 × 13 × 71 × 71 × 409)See below for interesting mathematical facts about the number 18405242797942 from the Numbermatics database.
Names of 18405242797942
- Cardinal: 18405242797942 can be written as Eighteen trillion, four hundred five billion, two hundred forty-two million, seven hundred ninety-seven thousand, nine hundred forty-two.
Scientific notation
- Scientific notation: 1.8405242797942 × 1013
Factors of 18405242797942
Divisors of 18405242797942
- Number of divisors d(n): 360
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Complete list of divisors:
1 2 7 11 13 14 22 26 49 71 77 91 98 142 143 154 169 182 286 338 343 409 497 539 637 686 781 818 923 994 1001 1078 1183 1274 1562 1846 1859 2002 2366 2401 2863 3479 3718 3773 4459 4499 4802 5041 5317 5467 5726 6461 6958 7007 7546 8281 8918 8998 10082 10153 10634 10934 11999 12922 13013 14014 16562 20041 20306 23998 24353 26026 26411 29039 31213 31493 35287 37219 38269 40082 45227 48706 49049 52822 55451 57967 58078 58487 62426 62986 65533 69121 70574 71071 74438 76538 83993 90454 91091 98098 110902 115934 116974 131066 131989 138242 140287 142142 167986 170471 182182 203273 220451 247009 260533 263978 267883 280574 316589 319429 340942 343343 377507 388157 405769 406546 409409 440902 458731 483847 494018 497497 521066 535766 587951 633178 637637 638858 686686 720863 755014 760331 776314 811538 818818 851929 917462 923923 967694 982009 994994 1175902 1275274 1422911 1441726 1520662 1543157 1703858 1729063 1823731 1847846 1875181 1964018 2061769 2216123 2236003 2642549 2717099 2845822 2865863 3086314 3211117 3386929 3458126 3482479 3647462 3750362 4115657 4123538 4152577 4432246 4463459 4472006 4907591 5046041 5285098 5322317 5434198 5731726 5963503 6422234 6467461 6773858 6964958 8231314 8305154 8926918 9371219 9815182 9960377 10092082 10644634 10802099 11927006 12103441 12766117 12934922 14432383 15652021 18497843 18742438 19019693 19920754 20061041 21604198 22477819 22679459 23708503 24206882 24377353 25532234 26802997 28809599 28864766 29068039 31304042 34353137 35322287 36995686 37256219 38039386 40122082 41744521 44955638 45272227 45358918 47417006 48754706 53605994 53983501 57619198 58136078 65598533 68706274 69722639 70644574 74512438 83489042 90544454 101026681 107967002 109564147 129484901 131197066 133137851 139445278 140427287 157344733 158756213 165959521 187620979 202053362 203476273 219128294 240471959 247256009 258969802 260793533 266275702 280854574 292211647 294832967 314689466 316905589 317512426 331919042 348438961 375241958 377884507 406952546 459189731 480943918 494512018 521587066 584423294 589665934 633811178 696877922 707186767 755769014 766949029 906394307 918379462 1111293491 1313346853 1414373534 1424333911 1533898058 1683303713 1730792063 1812788614 1825554731 2045481529 2063830769 2222586982 2439072727 2626693706 2645191549 2848667822 3214328117 3366607426 3461584126 3651109462 3832828571 4090963058 4127661538 4878145454 4950307369 5290383098 6428656234 7665657142 7779054437 9193427971 9900614738 9970337377 11783125991 14446815383 15558108874 17073509089 18386855942 18516340843 19940674754 22500296819 23566251982 26829799997 28893630766 34147018178 37032681686 45000593638 53659599994 54453381059 64353995797 101127707681 108906762118 119514563623 128707991594 129614385901 187808599979 202255415362 239029127246 259228771802 375617199958 707893953767 836601945361 1314660199853 1415787907534 1673203890722 2629320399706 9202621398971 18405242797942
- Sum of all divisors σ(n): 38683552334040
- Sum of proper divisors (its aliquot sum) s(n): 20278309536098
- 18405242797942 is an abundant number, because the sum of its proper divisors (20278309536098) is greater than itself. Its abundance is 1873066738156
Bases of 18405242797942
- Binary: 1000010111101010011011111010101111111011101102
- Hexadecimal: 0x10BD4DF57F76
- Base-36: 6IV92COZA
Squares and roots of 18405242797942
- 18405242797942 squared (184052427979422) is 338752962451195860639435364
- 18405242797942 cubed (184052427979423) is 6234830522436389368699210048130421220888
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The
square root of 18405242797942 is 4290133.1911657473 -
The
cube root of 18405242797942 is 26402.6296345355
Scales and comparisons
How big is 18405242797942?- 18,405,242,797,942 seconds is equal to 585,229 years, 41 weeks, 11 hours, 52 minutes, 22 seconds.
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To count from 1 to 18,405,242,797,942 would take you about one million, four hundred sixty-three thousand and seventy-four 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 18405242797942 cubic inches would be around 2200.2 feet tall.
Recreational maths with 18405242797942
- 18405242797942 backwards is 24979724250481
- The number of decimal digits it has is: 14
- The sum of 18405242797942's digits is 64
- More coming soon!
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The information we have on file for 18405242797942 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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