38990818449

Names of 38990818449

• Cardinal: 38990818449 can be written as Thirty-eight billion, nine hundred ninety million, eight hundred eighteen thousand, four hundred forty-nine.

Scientific notation

• Scientific notation: 3.8990818449 × 10¹⁰

Factors of 38990818449

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4200

Divisors of 38990818449

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 11 27 29 33 81 87 99 121 243 261 297 319 363 783 891 957 1089 1331 2349 2673 2871 3267 3509 3993 4157 7047 8613 9801 10527 11979 12471 25839 29403 31581 35937 37413 38599 45727 77517 94743 107811 112239 115797 120553 137181 284229 323433 336717 347391 361659 411543 502997 852687 1010151 1042173 1084977 1234629 1326083 1508991 3126519 3254931 3703887 3978249 4526973 5532967 9379557 9764793 11111661 11934747 13580919 14586913 16598901 29294379 35804241 40742757 43760739 49796703 107412723 122228271 131282217 149390109 160456043 322238169 393846651 448170327 481368129 1181539953 1344510981 1444104387 3544619859 4332313161 12996939483 38990818449
• Sum of all divisors σ(n): 66473447040
• Sum of proper divisors (its aliquot sum) s(n): 27482628591
• 38990818449 is a deficient number, because the sum of its proper divisors (27482628591) is less than itself. Its deficiency is 11508189858

Bases of 38990818449

• Binary: 100100010100000010001010110010010001₂
• Hexadecimal: 0x91408AC91
• Base-36: HWU4K29

Squares and roots of 38990818449

• 38990818449 squared (38990818449²) is 1520283923322878765601
• 38990818449 cubed (38990818449³) is 59277114445215802757585817372849
• The square root of 38990818449 is 197460.9289175963
• The cube root of 38990818449 is 3390.9452975051

Scales and comparisons

• 38,990,818,449 seconds is equal to 1,239 years, 40 weeks, 6 days, 14 hours, 54 minutes, 9 seconds.
• To count from 1 to 38,990,818,449 would take you about two thousand, four 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 38990818449 cubic inches would be around 282.6 feet tall.

Recreational maths with 38990818449

• 38990818449 backwards is 94481809983
• The number of decimal digits it has is: 11
• The sum of 38990818449's digits is 63
• More coming soon!