12723420879

Names of 12723420879

• Cardinal: 12723420879 can be written as Twelve billion, seven hundred twenty-three million, four hundred twenty thousand, eight hundred seventy-nine.

Scientific notation

• Scientific notation: 1.2723420879 × 10¹⁰

Factors of 12723420879

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 913

Divisors of 12723420879

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 13 29 39 87 117 191 261 377 573 677 841 1131 1719 2031 2483 2523 3393 5539 6093 7449 7569 8801 10933 16617 19633 22347 26403 32799 49851 58899 72007 79209 98397 129307 160631 176697 216021 255229 387921 481893 569357 648063 765687 1163763 1445679 1680991 1708071 2088203 2297061 3749903 5042973 5124213 6264609 7401641 11249709 15128919 18793827 22204923 33749127 48748739 66614769 108747187 146246217 326241561 438738651 978724683 1413713431 4241140293 12723420879
• Sum of all divisors σ(n): 20635759872
• Sum of proper divisors (its aliquot sum) s(n): 7912338993
• 12723420879 is a deficient number, because the sum of its proper divisors (7912338993) is less than itself. Its deficiency is 4811081886

Bases of 12723420879

• Binary: 1011110110010111111111111011001111₂
• Hexadecimal: 0x2F65FFECF
• Base-36: 5UF72DR

Squares and roots of 12723420879

• 12723420879 squared (12723420879²) is 161885438864173132641
• 12723420879 cubed (12723420879³) is 2059736572850498480915335811439
• The square root of 12723420879 is 112798.1421788497
• The cube root of 12723420879 is 2334.5398833251

Scales and comparisons

• 12,723,420,879 seconds is equal to 404 years, 29 weeks, 2 days, 19 hours, 34 minutes, 39 seconds.
• To count from 1 to 12,723,420,879 would take you about eight hundred 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 12723420879 cubic inches would be around 194.5 feet tall.

Recreational maths with 12723420879

• 12723420879 backwards is 97802432721
• The number of decimal digits it has is: 11
• The sum of 12723420879's digits is 45
• More coming soon!