30684342

Names of 30684342

• Cardinal: 30684342 can be written as Thirty million, six hundred eighty-four thousand, three hundred forty-two.

Scientific notation

• Scientific notation: 3.0684342 × 10⁷

Factors of 30684342

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 6528

Divisors of 30684342

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 13 26 39 61 78 122 183 366 793 1586 2379 4758 6449 12898 19347 38694 83837 167674 251511 393389 503022 786778 1180167 2360334 5114057 10228114 15342171 30684342
• Sum of all divisors σ(n): 67183200
• Sum of proper divisors (its aliquot sum) s(n): 36498858
• 30684342 is an abundant number, because the sum of its proper divisors (36498858) is greater than itself. Its abundance is 5814516

Bases of 30684342

• Binary: 1110101000011010010110110₂
• Hexadecimal: 0x1D434B6
• Base-36: I9O6U

Squares and roots of 30684342

• 30684342 squared (30684342²) is 941528843972964
• 30684342 cubed (30684342³) is 28890193051331066129688
• The square root of 30684342 is 5539.3449071167
• The cube root of 30684342 is 313.0681869905

Scales and comparisons

• 30,684,342 seconds is equal to 50 weeks, 5 days, 3 hours, 25 minutes, 42 seconds.
• To count from 1 to 30,684,342 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 30684342 cubic inches would be around 26.1 feet tall.

Recreational maths with 30684342

• 30684342 backwards is 24348603
• The number of decimal digits it has is: 8
• The sum of 30684342's digits is 30
• More coming soon!