38669726991

Names of 38669726991

• Cardinal: 38669726991 can be written as Thirty-eight billion, six hundred sixty-nine million, seven hundred twenty-six thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 3.8669726991 × 10¹⁰

Factors of 38669726991

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 6448

Divisors of 38669726991

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 17 19 21 51 57 119 133 323 357 399 969 1069 2261 3207 5333 6783 7483 15999 18173 20311 22449 37331 54519 60933 90661 101327 111993 127211 142177 271983 303981 345287 381633 426531 634627 709289 1035861 1722559 1903881 2127867 2417009 5167677 5700977 7251027 12057913 17102931 36173739 39906839 96916609 108318563 119720517 290749827 324955689 678416263 758229941 1841415571 2035248789 2274689823 5524246713 12889908997 38669726991
• Sum of all divisors σ(n): 65749017600
• Sum of proper divisors (its aliquot sum) s(n): 27079290609
• 38669726991 is a deficient number, because the sum of its proper divisors (27079290609) is less than itself. Its deficiency is 11590436382

Bases of 38669726991

• Binary: 100100000000111001010011010100001111₂
• Hexadecimal: 0x900E5350F
• Base-36: HRIYGB3

Squares and roots of 38669726991

• 38669726991 squared (38669726991²) is 1495347785558473914081
• 38669726991 cubed (38669726991³) is 57824690624142598724107460660271
• The square root of 38669726991 is 196646.1974994685
• The cube root of 38669726991 is 3381.6114239817

Scales and comparisons

• 38,669,726,991 seconds is equal to 1,229 years, 30 weeks, 6 hours, 49 minutes, 51 seconds.
• To count from 1 to 38,669,726,991 would take you about two thousand, four hundred fifty-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 38669726991 cubic inches would be around 281.8 feet tall.

Recreational maths with 38669726991

• 38669726991 backwards is 19962796683
• The number of decimal digits it has is: 11
• The sum of 38669726991's digits is 66
• More coming soon!