18001302517191

Names of 18001302517191

• Cardinal: 18001302517191 can be written as Eighteen trillion, one billion, three hundred two million, five hundred seventeen thousand, one hundred ninety-one.

Scientific notation

• Scientific notation: 1.8001302517191 × 10¹³

Factors of 18001302517191

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 27062

Divisors of 18001302517191

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 7 19 21 49 57 67 73 133 147 201 219 343 399 469 511 931 1029 1273 1387 1407 1533 2401 2793 3283 3577 3819 4161 4891 6517 7203 8911 9709 9849 10731 14673 19551 22981 25039 26733 26893 29127 34237 45619 62377 67963 68943 75117 80679 92929 102711 136857 160867 175273 187131 188251 203889 239659 278787 436639 475741 482601 510967 525819 564753 650503 718977 1309917 1317757 1427223 1532901 1677613 1801831 1951509 1963189 3056473 3330187 3576769 3953271 4553521 5032839 5405493 5889567 9169419 9224299 9990561 10730307 11743291 12612817 13660563 13742323 25037383 27672897 31874647 34234789 35229873 37300591 37838451 41226969 64570093 75112149 88289719 95623941 96196261 102704367 111901773 131533663 175261681 193710279 223122529 239643523 261104137 264869157 288588783 394600989 525785043 618028033 669367587 673373827 718930569 783312411 920735641 1226831767 1677504661 1827728959 1854084099 2020121481 2499139597 2762206923 3680495301 4326196231 4713616789 5032513983 5483186877 6445149487 7497418791 11742532627 12794102713 12978588693 14140850367 17493977179 19335448461 35227597881 38382308139 45116046409 52481931537 82197728389 89558718991 122457840253 135348139227 246593185167 268676156973 315812324863 367373520759 857204881771 947436974589 2571614645313 6000434172397 18001302517191
• Sum of all divisors σ(n): 30324882640640
• Sum of proper divisors (its aliquot sum) s(n): 12323580123449
• 18001302517191 is a deficient number, because the sum of its proper divisors (12323580123449) is less than itself. Its deficiency is 5677722393742

Bases of 18001302517191

• Binary: 100000101111101000001001111011111010111000111₂
• Hexadecimal: 0x105F413DF5C7
• Base-36: 6DPOMQLL3

Squares and roots of 18001302517191

• 18001302517191 squared (18001302517191²) is 324046892315427032850530481
• 18001302517191 cubed (18001302517191³) is 5833266138325617560814342595684971998871
• The square root of 18001302517191 is 4242794.1874654963
• The cube root of 18001302517191 is 26208.0460677159

Scales and comparisons

• 18,001,302,517,191 seconds is equal to 572,385 years, 38 weeks, 2 days, 18 hours, 19 minutes, 51 seconds.
• To count from 1 to 18,001,302,517,191 would take you about one million, four hundred thirty thousand, nine hundred sixty-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 18001302517191 cubic inches would be around 2184 feet tall.

Recreational maths with 18001302517191

• 18001302517191 backwards is 19171520310081
• The number of decimal digits it has is: 14
• The sum of 18001302517191's digits is 39
• More coming soon!