30427894

Names of 30427894

• Cardinal: 30427894 can be written as Thirty million, four hundred twenty-seven thousand, eight hundred ninety-four.

Scientific notation

• Scientific notation: 3.0427894 × 10⁷

Factors of 30427894

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 540

Divisors of 30427894

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 7 14 47 94 131 262 329 353 658 706 917 1834 2471 4942 6157 12314 16591 33182 43099 46243 86198 92486 116137 232274 323701 647402 2173421 4346842 15213947 30427894
• Sum of all divisors σ(n): 53830656
• Sum of proper divisors (its aliquot sum) s(n): 23402762
• 30427894 is a deficient number, because the sum of its proper divisors (23402762) is less than itself. Its deficiency is 7025132

Bases of 30427894

• Binary: 1110100000100101011110110₂
• Hexadecimal: 0x1D04AF6
• Base-36: I46BA

Squares and roots of 30427894

• 30427894 squared (30427894²) is 925856733275236
• 30427894 cubed (30427894³) is 28171870539285153832984
• The square root of 30427894 is 5516.1484751589
• The cube root of 30427894 is 312.1935778225

Scales and comparisons

• 30,427,894 seconds is equal to 50 weeks, 2 days, 4 hours, 11 minutes, 34 seconds.
• To count from 1 to 30,427,894 would take you about twenty-three 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 30427894 cubic inches would be around 26 feet tall.

Recreational maths with 30427894

• 30427894 backwards is 49872403
• The number of decimal digits it has is: 8
• The sum of 30427894's digits is 37
• More coming soon!