13162640778

Names of 13162640778

• Cardinal: 13162640778 can be written as Thirteen billion, one hundred sixty-two million, six hundred forty thousand, seven hundred seventy-eight.

Scientific notation

• Scientific notation: 1.3162640778 × 10¹⁰

Factors of 13162640778

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 293

Divisors of 13162640778

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 42 49 54 63 81 98 126 147 162 189 243 281 294 343 378 441 486 562 567 686 843 882 1029 1134 1323 1686 1701 1967 2058 2529 2646 3087 3402 3934 3969 5058 5901 6174 7587 7938 9261 11802 11907 13769 15174 17703 18522 22761 23814 27538 27783 35406 41307 45522 53109 55566 68283 78961 82614 83349 96383 106218 123921 136566 157922 159327 166698 192766 236883 247842 289149 318654 371763 473766 477981 552727 578298 710649 743526 867447 955962 1105454 1115289 1421298 1658181 1734894 2131947 2230578 2602341 3316362 3345867 3869089 4263894 4974543 5204682 6395841 6691734 7738178 7807023 9949086 11607267 12791682 14923629 15614046 19187523 23214534 23421069 27083623 29847258 34821801 38375046 44770887 46842138 54167246 69643602 81250869 89541774 104465403 134312661 162501738 208930806 243752607 268625322 313396209 487505214 626792418 731257821 940188627 1462515642 1880377254 2193773463 4387546926 6581320389 13162640778
• Sum of all divisors σ(n): 34613342400
• Sum of proper divisors (its aliquot sum) s(n): 21450701622
• 13162640778 is an abundant number, because the sum of its proper divisors (21450701622) is greater than itself. Its abundance is 8288060844

Bases of 13162640778

• Binary: 1100010000100011011111010110001010₂
• Hexadecimal: 0x3108DF58A
• Base-36: 61OP2MI

Squares and roots of 13162640778

• 13162640778 squared (13162640778²) is 173255112250668445284
• 13162640778 cubed (13162640778³) is 2280494805507615835653040190952
• The square root of 13162640778 is 114728.5525839145
• The cube root of 13162640778 is 2361.0997925103

Scales and comparisons

• 13,162,640,778 seconds is equal to 418 years, 27 weeks, 4 days, 9 hours, 6 minutes, 18 seconds.
• To count from 1 to 13,162,640,778 would take you about eight hundred thirty-seven 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 13162640778 cubic inches would be around 196.8 feet tall.

Recreational maths with 13162640778

• 13162640778 backwards is 87704626131
• The number of decimal digits it has is: 11
• The sum of 13162640778's digits is 45
• More coming soon!