138802140941

Names of 138802140941

• Cardinal: 138802140941 can be written as One hundred thirty-eight billion, eight hundred two million, one hundred forty thousand, nine hundred forty-one.

Scientific notation

• Scientific notation: 1.38802140941 × 10¹¹

Factors of 138802140941

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 27157819

Divisors of 138802140941

• Number of divisors d(n): 8
• Complete list of divisors:
  1 19 269 5111 27157531 515993089 7305375839 138802140941
• Sum of all divisors σ(n): 146650672800
• Sum of proper divisors (its aliquot sum) s(n): 7848531859
• 138802140941 is a deficient number, because the sum of its proper divisors (7848531859) is less than itself. Its deficiency is 130953609082

Bases of 138802140941

• Binary: 10000001010001010000001001011100001101₂
• Hexadecimal: 0x205140970D
• Base-36: 1RRJ7LE5

Squares and roots of 138802140941

• 138802140941 squared (138802140941²) is 19266034329805228365481
• 138802140941 cubed (138802140941³) is 2674166812419769784664184821257621
• The square root of 138802140941 is 372561.5934862315
• The cube root of 138802140941 is 5177.6424345319

Scales and comparisons

• 138,802,140,941 seconds is equal to 4,413 years, 24 weeks, 6 days, 6 hours, 15 minutes, 41 seconds.
• To count from 1 to 138,802,140,941 would take you about eight thousand, eight hundred twenty-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 138802140941 cubic inches would be around 431.5 feet tall.

Recreational maths with 138802140941

• 138802140941 backwards is 149041208831
• The number of decimal digits it has is: 12
• The sum of 138802140941's digits is 41
• More coming soon!