13893235993

Names of 13893235993

• Cardinal: 13893235993 can be written as Thirteen billion, eight hundred ninety-three million, two hundred thirty-five thousand, nine hundred ninety-three.

Scientific notation

• Scientific notation: 1.3893235993 × 10¹⁰

Factors of 13893235993

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 354

Divisors of 13893235993

• Number of divisors d(n): 96
• Complete list of divisors:
  1 7 13 19 31 91 127 133 157 169 217 247 403 589 889 1099 1183 1651 1729 2041 2413 2821 2983 3211 3937 4123 4867 5239 7657 11557 14287 16891 19939 20881 21463 22477 26533 27559 31369 34069 36673 38779 51181 53599 63271 74803 92473 99541 139573 150241 185731 219583 259207 271453 358267 378841 407797 442897 504127 523621 618109 647311 665353 696787 822523 972439 1202149 1814449 2651887 2854579 3369691 3528889 4326763 4657471 4924933 5757661 6807073 8035417 8415043 11744071 12641707 15627937 23587837 34474531 56247919 64024129 82208497 88491949 104460421 109395559 152672923 448168903 731222947 1068710461 1984747999 13893235993
• Sum of all divisors σ(n): 18949079040
• Sum of proper divisors (its aliquot sum) s(n): 5055843047
• 13893235993 is a deficient number, because the sum of its proper divisors (5055843047) is less than itself. Its deficiency is 8837392946

Bases of 13893235993

• Binary: 1100111100000110011111010100011001₂
• Hexadecimal: 0x33C19F519
• Base-36: 6DRO9I1

Squares and roots of 13893235993

• 13893235993 squared (13893235993²) is 193022006357190696049
• 13893235993 cubed (13893235993³) is 2681700286162796592712689691657
• The square root of 13893235993 is 117869.5719556155
• The cube root of 13893235993 is 2404.0000420473

Scales and comparisons

• 13,893,235,993 seconds is equal to 441 years, 39 weeks, 4 days, 8 hours, 13 minutes, 13 seconds.
• To count from 1 to 13,893,235,993 would take you about eight hundred eighty-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 13893235993 cubic inches would be around 200.3 feet tall.

Recreational maths with 13893235993

• 13893235993 backwards is 39953239831
• The number of decimal digits it has is: 11
• The sum of 13893235993's digits is 55
• More coming soon!