7055972913886890021

Names of 7055972913886890021

• Cardinal: 7055972913886890021 can be written as Seven quintillion, fifty-five quadrillion, nine hundred seventy-two trillion, nine hundred thirteen billion, eight hundred eighty-six million, eight hundred ninety thousand and twenty-one.

Scientific notation

• Scientific notation: 7.055972913886890021 × 10¹⁸

Factors of 7055972913886890021

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 15999938580242391

Divisors of 7055972913886890021

• Number of divisors d(n): 18
• Complete list of divisors:
  1 3 7 9 21 49 63 147 441 15999938580242381 47999815740727143 111999570061696667 143999447222181429 335998710185090001 783996990431876669 1007996130555270003 2351990971295630007 7055972913886890021
• Sum of all divisors σ(n): 11855954487959605062
• Sum of proper divisors (its aliquot sum) s(n): 4799981574072715041
• 7055972913886890021 is a deficient number, because the sum of its proper divisors (4799981574072715041) is less than itself. Its deficiency is 2255991339814174980

Bases of 7055972913886890021

• Binary: 110000111101011110110011111101100100101000000011000100000100101₂
• Hexadecimal: 0x61EBD9FB25018825
• Base-36: 1HLVXNBN6C279

Squares and roots of 7055972913886890021

• 7055972913886890021 squared (7055972913886890021²) is 49786753761505449499758576255349380441
• 7055972913886890021 cubed (7055972913886890021³) is 351293986011538688861249311195645522933064908014655479261
• The square root of 7055972913886890021 is 2656308136.0954511863
• The cube root of 7055972913886890021 is 1918016.3354061043

Scales and comparisons

• 7,055,972,913,886,890,021 seconds is equal to 224,358,113,104 years, 18 weeks, 5 days, 3 hours, 40 minutes, 21 seconds.
• To count from 1 to 7,055,972,913,886,890,021 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 7055972913886890021 cubic inches would be around 159834.7 feet tall.

Recreational maths with 7055972913886890021

• 7055972913886890021 backwards is 1200986883192795507
• The number of decimal digits it has is: 19
• The sum of 7055972913886890021's digits is 90
• More coming soon!