47420820785

Names of 47420820785

• Cardinal: 47420820785 can be written as Forty-seven billion, four hundred twenty million, eight hundred twenty thousand, seven hundred eighty-five.

Scientific notation

• Scientific notation: 4.7420820785 × 10¹⁰

Factors of 47420820785

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2934

Divisors of 47420820785

• Number of divisors d(n): 64
• Complete list of divisors:
  1 5 13 37 41 65 181 185 205 481 533 905 1517 2353 2405 2657 2665 6697 7421 7585 11765 13285 19721 33485 34541 37105 87061 96473 98309 98605 108937 172705 274577 435305 480917 482365 491545 544685 1278017 1372885 1416181 2404585 3569501 4030669 6251921 6390085 7080905 17793929 17847505 19717597 20153345 31259605 52398697 88969645 98587985 231321077 256328761 261993485 729551089 1156605385 1281643805 3647755445 9484164157 47420820785
• Sum of all divisors σ(n): 64854264384
• Sum of proper divisors (its aliquot sum) s(n): 17433443599
• 47420820785 is a deficient number, because the sum of its proper divisors (17433443599) is less than itself. Its deficiency is 29987377186

Bases of 47420820785

• Binary: 101100001010100000000100110100110001₂
• Hexadecimal: 0xB0A804D31
• Base-36: LS94RHT

Squares and roots of 47420820785

• 47420820785 squared (47420820785²) is 2248734243923088016225
• 47420820785 cubed (47420820785³) is 106636823574169232141186897236625
• The square root of 47420820785 is 217763.2218373893
• The cube root of 47420820785 is 3619.5647957471

Scales and comparisons

• 47,420,820,785 seconds is equal to 1,507 years, 43 weeks, 3 days, 2 hours, 13 minutes, 5 seconds.
• To count from 1 to 47,420,820,785 would take you about three thousand and fifteen 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 47420820785 cubic inches would be around 301.6 feet tall.

Recreational maths with 47420820785

• 47420820785 backwards is 58702802474
• The number of decimal digits it has is: 11
• The sum of 47420820785's digits is 47
• More coming soon!