18004944885642

Names of 18004944885642

• Cardinal: 18004944885642 can be written as Eighteen trillion, four billion, nine hundred forty-four million, eight hundred eighty-five thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 1.8004944885642 × 10¹³

Factors of 18004944885642

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 286

Divisors of 18004944885642

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 6 9 11 13 18 22 26 33 39 66 78 99 117 121 143 169 198 234 242 257 286 338 363 429 507 514 726 771 858 1014 1089 1287 1331 1521 1542 1573 1859 2178 2197 2313 2574 2662 2827 3042 3146 3341 3718 3993 4394 4626 4719 5577 5654 6591 6682 7986 8481 9438 10023 11154 11979 13182 14157 14641 16731 16962 17303 19773 20046 20449 23958 24167 25443 28314 29282 30069 31097 33462 34606 36751 39546 40898 43433 43923 48334 50886 51909 60138 61347 62194 72501 73502 86866 87846 93291 103818 110253 122694 130299 131769 145002 155727 161051 184041 186582 190333 217503 220506 224939 260598 263538 265837 279873 311454 322102 330759 342067 368082 380666 390897 404261 435006 449878 477763 483153 531674 559746 564629 570999 661518 674817 684134 781794 797511 808522 955526 966306 1026201 1129258 1141998 1212783 1349634 1433289 1449459 1595022 1693887 1712997 1771561 2024451 2052402 2093663 2392533 2425566 2474329 2866578 2898918 2924207 3078603 3387774 3425994 3543122 3638349 3762737 4048902 4187326 4299867 4446871 4785066 4948658 5081661 5255393 5314683 5848414 6157206 6210919 6280989 7276698 7422987 7525474 8599734 8772621 8893742 10163322 10510786 10629366 11288211 12421838 12561978 13340613 14845974 15766179 15944049 17545242 18632757 18842967 22268961 22576422 23030293 26317863 26681226 27217619 31532358 31888098 32166277 33864633 37265514 37685934 40021839 41390107 44537922 46060586 47298537 48915581 52635726 54435238 55898271 57809323 64332554 67729266 68320109 69090879 80043678 81652857 82780214 94597074 96498831 97831162 111796542 115618646 124170321 136640218 138181758 146746743 163305714 173427969 192997662 204960327 207272637 244958571 248340642 289496493 293493486 299393809 346855938 353829047 372510963 409920654 414545274 440240229 455291177 489917142 520283907 538071391 578992986 598787618 614880981 635902553 707658094 745021926 751521199 880480458 898181427 910582354 1040567814 1061487141 1076142782 1229761962 1271805106 1365873531 1503042398 1614214173 1796362854 1907707659 2122974282 2254563597 2694544281 2731747062 3184461423 3228428346 3815415318 3892119517 4097620593 4509127194 4842642519 5389088562 5723122977 5918785301 6368922846 6763690791 6994928083 7784239034 8195241186 8266733189 9685285038 11446245954 11676358551 11837570602 13527381582 13989856166 16533466378 17756355903 20984784249 23352717102 24800199567 35029075653 35512711806 41969568498 49600399134 53269067709 62954352747 70058151306 74400598701 76944208913 90934065079 106538135418 125908705494 148801197402 153888417826 181868130158 230832626739 272802195237 461665253478 545604390474 692497880217 818406585711 1000274715869 1384995760434 1636813171422 2000549431738 3000824147607 6001648295214 9002472442821 18004944885642
• Sum of all divisors σ(n): 46667017280520
• Sum of proper divisors (its aliquot sum) s(n): 28662072394878
• 18004944885642 is an abundant number, because the sum of its proper divisors (28662072394878) is greater than itself. Its abundance is 10657127509236

Bases of 18004944885642

• Binary: 100000110000000011010010110000001011110001010₂
• Hexadecimal: 0x10601A58178A
• Base-36: 6DRCVB72I

Squares and roots of 18004944885642

• 18004944885642 squared (18004944885642²) is 324178040335006012457752164
• 18004944885642 cubed (18004944885642³) is 5836807749367212492340524963807358029288
• The square root of 18004944885642 is 4243223.4074630103
• The cube root of 18004944885642 is 26209.8135865275

Scales and comparisons

• 18,004,944,885,642 seconds is equal to 572,501 years, 28 weeks, 5 days, 19 hours, 20 minutes, 42 seconds.
• To count from 1 to 18,004,944,885,642 would take you about one million, four hundred thirty-one thousand, two hundred fifty-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 18004944885642 cubic inches would be around 2184.2 feet tall.

Recreational maths with 18004944885642

• 18004944885642 backwards is 24658844940081
• The number of decimal digits it has is: 14
• The sum of 18004944885642's digits is 63
• More coming soon!