30159430

Names of 30159430

• Cardinal: 30159430 can be written as Thirty million, one hundred fifty-nine thousand, four hundred thirty.

Scientific notation

• Scientific notation: 3.015943 × 10⁷

Factors of 30159430

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 253

Divisors of 30159430

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 7 10 14 35 47 70 89 94 103 178 206 235 329 445 470 515 623 658 721 890 1030 1246 1442 1645 3115 3290 3605 4183 4841 6230 7210 8366 9167 9682 18334 20915 24205 29281 33887 41830 45835 48410 58562 64169 67774 91670 128338 146405 169435 292810 320845 338870 430849 641690 861698 2154245 3015943 4308490 6031886 15079715 30159430
• Sum of all divisors σ(n): 64696320
• Sum of proper divisors (its aliquot sum) s(n): 34536890
• 30159430 is an abundant number, because the sum of its proper divisors (34536890) is greater than itself. Its abundance is 4377460

Bases of 30159430

• Binary: 1110011000011001001000110₂
• Hexadecimal: 0x1CC3246
• Base-36: HYF5Y

Squares and roots of 30159430

• 30159430 squared (30159430²) is 909591217924900
• 30159430 cubed (30159430³) is 27432752665620766807000
• The square root of 30159430 is 5491.7601914141
• The cube root of 30159430 is 311.2727073857

Scales and comparisons

• 30,159,430 seconds is equal to 49 weeks, 6 days, 1 hour, 37 minutes, 10 seconds.
• To count from 1 to 30,159,430 would take you about twenty-two 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 30159430 cubic inches would be around 25.9 feet tall.

Recreational maths with 30159430

• 30159430 backwards is 03495103
• The number of decimal digits it has is: 8
• The sum of 30159430's digits is 25
• More coming soon!