18159803984763

Names of 18159803984763

• Cardinal: 18159803984763 can be written as Eighteen trillion, one hundred fifty-nine billion, eight hundred three million, nine hundred eighty-four thousand, seven hundred sixty-three.

Scientific notation

• Scientific notation: 1.8159803984763 × 10¹³

Factors of 18159803984763

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 807

Divisors of 18159803984763

• Number of divisors d(n): 126
• Complete list of divisors:
  1 3 7 9 21 27 49 63 81 147 189 243 343 441 567 797 1029 1323 1701 2391 2401 3087 3969 5579 7173 7203 9261 11907 16737 16807 21519 21609 27783 39053 50211 50421 64557 64827 83349 117159 117649 150633 151263 193671 194481 273371 351477 352947 451899 453789 583443 635209 820113 1054431 1058841 1355697 1361367 1905627 1913597 2460339 3163293 3176523 4084101 4446463 5716881 5740791 7381017 9489879 9529569 13339389 13395179 17150643 17222373 22143051 28588707 31125241 40018167 40185537 51451929 51667119 66429153 93375723 93766253 120054501 120556611 154355787 155001357 217876687 280127169 281298759 360163503 361669833 465004071 653630061 840381507 843896277 1080490509 1085009499 1525136809 1960890183 2521144521 2531688831 3255028497 4575410427 5882670549 7563433563 7595066493 10675957663 13726231281 17648011647 22785199479 32027872989 41178693843 52944034941 74731703641 96083618967 123536081529 224195110923 288250856901 370608244587 672585332769 864752570703 2017755998307 2594257712109 6053267994921 18159803984763
• Sum of all divisors σ(n): 31775894258836
• Sum of proper divisors (its aliquot sum) s(n): 13616090274073
• 18159803984763 is a deficient number, because the sum of its proper divisors (13616090274073) is less than itself. Its deficiency is 4543713710690

Bases of 18159803984763

• Binary: 100001000010000101000101010100110101101111011₂
• Hexadecimal: 0x108428AA6B7B
• Base-36: 6FQHYF4OR

Squares and roots of 18159803984763

• 18159803984763 squared (18159803984763²) is 329778480765014133136166169
• 18159803984763 cubed (18159803984763³) is 5988712569085592003566162593875112082947
• The square root of 18159803984763 is 4261432.1518432039
• The cube root of 18159803984763 is 26284.7420183037

Scales and comparisons

• 18,159,803,984,763 seconds is equal to 577,425 years, 30 weeks, 6 days, 11 hours, 46 minutes, 3 seconds.
• To count from 1 to 18,159,803,984,763 would take you about one million, four hundred forty-three thousand, five hundred sixty-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 18159803984763 cubic inches would be around 2190.4 feet tall.

Recreational maths with 18159803984763

• 18159803984763 backwards is 36748930895181
• The number of decimal digits it has is: 14
• The sum of 18159803984763's digits is 72
• More coming soon!