18542077015

Names of 18542077015

• Cardinal: 18542077015 can be written as Eighteen billion, five hundred forty-two million, seventy-seven thousand and fifteen.

Scientific notation

• Scientific notation: 1.8542077015 × 10¹⁰

Factors of 18542077015

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 403

Divisors of 18542077015

• Number of divisors d(n): 72
• Complete list of divisors:
  1 5 7 11 35 49 55 73 77 245 307 365 385 511 539 803 1535 2149 2555 2695 3377 3577 4015 5621 10745 15043 16885 17885 22411 23639 28105 39347 75215 94249 112055 118195 156877 165473 196735 246521 471245 659743 784385 827365 1036739 1098139 1232605 1725647 3298715 4618201 5183695 5490695 6880177 7257173 8628235 12079529 23091005 34400885 36285865 48161239 50800211 60397645 75681947 240806195 254001055 337128673 378409735 529773629 1685643365 2648868145 3708415403 18542077015
• Sum of all divisors σ(n): 28716582672
• Sum of proper divisors (its aliquot sum) s(n): 10174505657
• 18542077015 is a deficient number, because the sum of its proper divisors (10174505657) is less than itself. Its deficiency is 8367571358

Bases of 18542077015

• Binary: 10001010001001100011010010001010111₂
• Hexadecimal: 0x45131A457
• Base-36: 8INH26V

Squares and roots of 18542077015

• 18542077015 squared (18542077015²) is 343808620030191310225
• 18542077015 cubed (18542077015³) is 6374925911020678899375706978375
• The square root of 18542077015 is 136169.2954193419
• The cube root of 18542077015 is 2646.7898479993

Scales and comparisons

• 18,542,077,015 seconds is equal to 589 years, 30 weeks, 1 day, 8 hours, 56 minutes, 55 seconds.
• To count from 1 to 18,542,077,015 would take you about one thousand, one hundred seventy-nine 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 18542077015 cubic inches would be around 220.6 feet tall.

Recreational maths with 18542077015

• 18542077015 backwards is 51077024581
• The number of decimal digits it has is: 11
• The sum of 18542077015's digits is 40
• More coming soon!