320468638

Names of 320468638

• Cardinal: 320468638 can be written as Three hundred twenty million, four hundred sixty-eight thousand, six hundred thirty-eight.

Scientific notation

• Scientific notation: 3.20468638 × 10⁸

Factors of 320468638

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 317

Divisors of 320468638

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 7 14 31 62 67 103 107 134 206 214 217 434 469 721 749 938 1442 1498 2077 3193 3317 4154 6386 6634 6901 7169 11021 13802 14338 14539 22042 22351 23219 29078 44702 46438 48307 50183 77147 96614 100366 154294 213931 222239 341651 427862 444478 683302 738407 1476814 1497517 1555673 2391557 2995034 3111346 4783114 5168849 10337698 22890617 45781234 160234319 320468638
• Sum of all divisors σ(n): 586579968
• Sum of proper divisors (its aliquot sum) s(n): 266111330
• 320468638 is a deficient number, because the sum of its proper divisors (266111330) is less than itself. Its deficiency is 54357308

Bases of 320468638

• Binary: 10011000110011111011010011110₂
• Hexadecimal: 0x1319F69E
• Base-36: 5ASR6M

Squares and roots of 320468638

• 320468638 squared (320468638²) is 102700147941575044
• 320468638 cubed (320468638³) is 32912176533235057925470072
• The square root of 320468638 is 17901.6378580285
• The cube root of 320468638 is 684.3241156833

Scales and comparisons

• 320,468,638 seconds is equal to 10 years, 9 weeks, 6 days, 3 hours, 3 minutes, 58 seconds.
• To count from 1 to 320,468,638 would take you about fifteen 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 320468638 cubic inches would be around 57 feet tall.

Recreational maths with 320468638

• 320468638 backwards is 836864023
• The number of decimal digits it has is: 9
• The sum of 320468638's digits is 40
• More coming soon!