18129227918384

Names of 18129227918384

• Cardinal: 18129227918384 can be written as Eighteen trillion, one hundred twenty-nine billion, two hundred twenty-seven million, nine hundred eighteen thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 1.8129227918384 × 10¹³

Factors of 18129227918384

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 355

Divisors of 18129227918384

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 8 11 16 22 44 88 121 163 176 179 242 326 358 484 652 716 968 1304 1331 1432 1793 1936 1969 2608 2662 2864 3586 3938 5324 7172 7876 10648 14344 15752 19723 21296 21659 26569 28688 29177 31504 32041 39446 43318 53138 58354 64082 78892 86636 106276 116708 128164 157784 173272 212552 216953 233416 238249 256328 292259 315568 320947 346544 352451 425104 433906 466832 476498 512656 584518 641894 704902 867812 952996 1169036 1283788 1409804 1735624 1905992 2338072 2567576 2819608 3214849 3471248 3530417 3811984 3876961 4676144 4755851 5135152 5222683 5639216 6429698 7060834 7753922 9511702 10445366 12859396 14121668 15507844 19023404 20890732 25718792 28243336 31015688 35363339 38046808 38834587 41781464 42646571 51437584 52314361 56486672 57449513 62031376 70726678 76093616 77669174 83562928 85293142 104628722 114899026 141453356 155338348 170586284 209257444 229798052 282906712 310676696 341172568 418514888 459596104 565813424 575457971 621353392 631944643 682345136 837029776 851297329 919192208 1150915942 1263889286 1702594658 2301831884 2527778572 3405189316 4603663768 5055557144 6330037681 6810378632 6951391073 9207327536 9364270619 10111114288 12660075362 13620757264 13902782146 18728541238 25320150724 27805564292 37457082476 50640301448 55611128584 74914164952 101280602896 103006976809 111222257168 149828329904 206013953618 412027907236 824055814472 1133076744899 1648111628944 2266153489798 4532306979596 9064613959192 18129227918384
• Sum of all divisors σ(n): 39092143458312
• Sum of proper divisors (its aliquot sum) s(n): 20962915539928
• 18129227918384 is an abundant number, because the sum of its proper divisors (20962915539928) is greater than itself. Its abundance is 2833687621544

Bases of 18129227918384

• Binary: 100000111110100001010001100001010110000110000₂
• Hexadecimal: 0x107D0A30AC30
• Base-36: 6FCGA7WVK

Squares and roots of 18129227918384

• 18129227918384 squared (18129227918384²) is 328668904916713861765171456
• 18129227918384 cubed (18129227918384³) is 5958513486920785267018757243089734447104
• The square root of 18129227918384 is 4257843.1063607779
• The cube root of 18129227918384 is 26269.9816625933

Scales and comparisons

• 18,129,227,918,384 seconds is equal to 576,453 years, 19 weeks, 1 day, 19 hours, 59 minutes, 44 seconds.
• To count from 1 to 18,129,227,918,384 would take you about one million, four hundred forty-one thousand, one hundred thirty-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 18129227918384 cubic inches would be around 2189.2 feet tall.

Recreational maths with 18129227918384

• 18129227918384 backwards is 48381972292181
• The number of decimal digits it has is: 14
• The sum of 18129227918384's digits is 65
• More coming soon!