30688350

Names of 30688350

• Cardinal: 30688350 can be written as Thirty million, six hundred eighty-eight thousand, three hundred fifty.

Scientific notation

• Scientific notation: 3.068835 × 10⁷

Factors of 30688350

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2685

Divisors of 30688350

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 7 10 11 14 15 21 22 25 30 33 35 42 50 55 66 70 75 77 105 110 150 154 165 175 210 231 275 330 350 385 462 525 550 770 825 1050 1155 1650 1925 2310 2657 3850 5314 5775 7971 11550 13285 15942 18599 26570 29227 37198 39855 55797 58454 66425 79710 87681 92995 111594 132850 146135 175362 185990 199275 204589 278985 292270 398550 409178 438405 464975 557970 613767 730675 876810 929950 1022945 1227534 1394925 1461350 2045890 2192025 2789850 3068835 4384050 5114725 6137670 10229450 15344175 30688350
• Sum of all divisors σ(n): 94922496
• Sum of proper divisors (its aliquot sum) s(n): 64234146
• 30688350 is an abundant number, because the sum of its proper divisors (64234146) is greater than itself. Its abundance is 33545796

Bases of 30688350

• Binary: 1110101000100010001011110₂
• Hexadecimal: 0x1D4445E
• Base-36: I9RA6

Squares and roots of 30688350

• 30688350 squared (30688350²) is 941774825722500
• 30688350 cubed (30688350³) is 28901515472961082875000
• The square root of 30688350 is 5539.7066709349
• The cube root of 30688350 is 313.0818174243

Scales and comparisons

• 30,688,350 seconds is equal to 50 weeks, 5 days, 4 hours, 32 minutes, 30 seconds.
• To count from 1 to 30,688,350 would take you about twenty-four weeks!

  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 30688350 cubic inches would be around 26.1 feet tall.

Recreational maths with 30688350

• 30688350 backwards is 05388603
• 30688350 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30688350's digits is 33
• More coming soon!