830555139

Names of 830555139

• Cardinal: 830555139 can be written as Eight hundred thirty million, five hundred fifty-five thousand, one hundred thirty-nine.

Scientific notation

• Scientific notation: 8.30555139 × 10⁸

Factors of 830555139

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 12037057

Divisors of 830555139

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 23 69 12037031 36111093 276851713 830555139
• Sum of all divisors σ(n): 1155555072
• Sum of proper divisors (its aliquot sum) s(n): 324999933
• 830555139 is a deficient number, because the sum of its proper divisors (324999933) is less than itself. Its deficiency is 505555206

Bases of 830555139

• Binary: 110001100000010100010000000011₂
• Hexadecimal: 0x31814403
• Base-36: DQHOG3

Squares and roots of 830555139

• 830555139 squared (830555139²) is 689821838919309321
• 830555139 cubed (830555139³) is 572935073308862562887150619
• The square root of 830555139 is 28819.3535493077
• The cube root of 830555139 is 939.9891122173

Scales and comparisons

• 830,555,139 seconds is equal to 26 years, 21 weeks, 1 day, 21 hours, 45 minutes, 39 seconds.
• To count from 1 to 830,555,139 would take you about thirty-nine 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 830555139 cubic inches would be around 78.3 feet tall.

Recreational maths with 830555139

• 830555139 backwards is 931555038
• The number of decimal digits it has is: 9
• The sum of 830555139's digits is 39
• More coming soon!