1321169668

Names of 1321169668

• Cardinal: 1321169668 can be written as One billion, three hundred twenty-one million, one hundred sixty-nine thousand, six hundred sixty-eight.

Scientific notation

• Scientific notation: 1.321169668 × 10⁹

Factors of 1321169668

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 216

Divisors of 1321169668

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 7 13 14 26 28 43 52 86 91 151 169 172 182 301 302 338 364 559 602 604 676 1057 1118 1183 1204 1849 1963 2114 2236 2366 3698 3913 3926 4228 4732 6493 7267 7396 7826 7852 12943 12986 13741 14534 15652 24037 25519 25886 25972 27482 29068 45451 48074 50869 51038 51772 54964 84409 90902 96148 101738 102076 168259 168818 178633 181804 203476 279199 312481 336518 337636 357266 558398 590863 624962 673036 714532 1097317 1116796 1181726 1249924 1954393 2187367 2194634 2363452 3629587 3908786 4374734 4389268 7259174 7681219 7817572 8749468 14518348 15362438 25407109 30724876 47184631 50814218 94369262 101628436 188738524 330292417 660584834 1321169668
• Sum of all divisors σ(n): 2948718528
• Sum of proper divisors (its aliquot sum) s(n): 1627548860
• 1321169668 is an abundant number, because the sum of its proper divisors (1627548860) is greater than itself. Its abundance is 306379192

Bases of 1321169668

• Binary: 1001110101111110111001100000100₂
• Hexadecimal: 0x4EBF7304
• Base-36: LUL91G

Squares and roots of 1321169668

• 1321169668 squared (1321169668²) is 1745489291643230224
• 1321169668 cubed (1321169668³) is 2306087507937841649489645632
• The square root of 1321169668 is 36347.8977108719
• The cube root of 1321169668 is 1097.2852250683

Scales and comparisons

• 1,321,169,668 seconds is equal to 42 years, 3 days, 7 hours, 34 minutes, 28 seconds.
• To count from 1 to 1,321,169,668 would take you about eighty-four 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 1321169668 cubic inches would be around 91.4 feet tall.

Recreational maths with 1321169668

• 1321169668 backwards is 8669611231
• 1321169668 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1321169668's digits is 43
• More coming soon!