8129456448

Names of 8129456448

• Cardinal: 8129456448 can be written as Eight billion, one hundred twenty-nine million, four hundred fifty-six thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 8.129456448 × 10⁹

Factors of 8129456448

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3054

Divisors of 8129456448

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 79 96 158 192 193 237 316 386 474 579 632 772 948 1158 1264 1544 1896 2316 2528 2777 3088 3792 4632 5056 5554 6176 7584 8331 9264 11108 12352 15168 15247 16662 18528 22216 30494 33324 37056 44432 45741 60988 66648 88864 91482 121976 133296 177728 182964 219383 243952 266592 365928 438766 487904 533184 535961 658149 731856 877532 975808 1071922 1316298 1463712 1607883 1755064 2143844 2632596 2927424 3215766 3510128 4287688 5265192 6431532 7020256 8575376 10530384 12863064 14040512 17150752 21060768 25726128 34301504 42121536 42340919 51452256 84681838 102904512 127022757 169363676 254045514 338727352 508091028 677454704 1016182056 1354909408 2032364112 2709818816 4064728224 8129456448
• Sum of all divisors σ(n): 21902196480
• Sum of proper divisors (its aliquot sum) s(n): 13772740032
• 8129456448 is an abundant number, because the sum of its proper divisors (13772740032) is greater than itself. Its abundance is 5643283584

Bases of 8129456448

• Binary: 111100100100011011010100101000000₂
• Hexadecimal: 0x1E48DA940
• Base-36: 3QG2GQO

Squares and roots of 8129456448

• 8129456448 squared (8129456448²) is 66088062139928776704
• 8129456448 cubed (8129456448³) is 537260022899268672037084987392
• The square root of 8129456448 is 90163.4984236969
• The cube root of 8129456448 is 2010.7303640189

Scales and comparisons

• 8,129,456,448 seconds is equal to 258 years, 25 weeks, 3 days, 22 hours, 20 minutes, 48 seconds.
• To count from 1 to 8,129,456,448 would take you about five hundred sixteen 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 8129456448 cubic inches would be around 167.6 feet tall.

Recreational maths with 8129456448

• 8129456448 backwards is 8446549218
• The number of decimal digits it has is: 10
• The sum of 8129456448's digits is 51
• More coming soon!