29972831387

Names of 29972831387

• Cardinal: 29972831387 can be written as Twenty-nine billion, nine hundred seventy-two million, eight hundred thirty-one thousand, three hundred eighty-seven.

Scientific notation

• Scientific notation: 2.9972831387 × 10¹⁰

Factors of 29972831387

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 383268

Divisors of 29972831387

• Number of divisors d(n): 4
• Complete list of divisors:
  1 109471 273797 29972831387
• Sum of all divisors σ(n): 29973214656
• Sum of proper divisors (its aliquot sum) s(n): 383269
• 29972831387 is a deficient number, because the sum of its proper divisors (383269) is less than itself. Its deficiency is 29972448118

Bases of 29972831387

• Binary: 11011111010100001010001110010011011₂
• Hexadecimal: 0x6FA851C9B
• Base-36: DRP1SPN

Squares and roots of 29972831387

• 29972831387 squared (29972831387²) is 898370621353532343769
• 29972831387 cubed (29972831387³) is 26926711156863846656639157077603
• The square root of 29972831387 is 173126.6339619645
• The cube root of 29972831387 is 3106.2942315739

Scales and comparisons

• 29,972,831,387 seconds is equal to 953 years, 2 weeks, 1 day, 18 hours, 29 minutes, 47 seconds.
• To count from 1 to 29,972,831,387 would take you about one thousand, nine hundred six 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 29972831387 cubic inches would be around 258.9 feet tall.

Recreational maths with 29972831387

• 29972831387 backwards is 78313827992
• The number of decimal digits it has is: 11
• The sum of 29972831387's digits is 59
• More coming soon!