27138839804474893919

Names of 27138839804474893919

• Cardinal: 27138839804474893919 can be written as Twenty-seven quintillion, one hundred thirty-eight quadrillion, eight hundred thirty-nine trillion, eight hundred four billion, four hundred seventy-four million, eight hundred ninety-three thousand, nine hundred nineteen.

Scientific notation

• Scientific notation: 2.7138839804474893919 × 10¹⁹

Factors of 27138839804474893919

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 285437017

Divisors of 27138839804474893919

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5869 17241929 268189219 101192881301 1574002526311 4624099472563451 27138839804474893919
• Sum of all divisors σ(n): 27143465579428302000
• Sum of proper divisors (its aliquot sum) s(n): 4625774953408081
• 27138839804474893919 is a deficient number, because the sum of its proper divisors (4625774953408081) is less than itself. Its deficiency is 27134214029521485838

Bases of 27138839804474893919

• Binary: 10111100010100000100001110000001110110001111101010010011001011111₂
• Hexadecimal: 0x178A08703B1F5265F
• Base-36: 5Q6RVT7LD9LJZ

Squares and roots of 27138839804474893919

• 27138839804474893919 squared (27138839804474893919²) is 736516625932950898399495027986303178561
• 27138839804474893919 cubed (27138839804474893919³) is 19988206724526713743559731642390285690604416436832990070559
• The square root of 27138839804474893919 is 5209495158.3118775291
• The cube root of 27138839804474893919 is 3005133.4259496559

Scales and comparisons

• 27,138,839,804,474,893,919 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 27,138,839,804,474,893,919 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 27138839804474893919 cubic inches would be around 250427.8 feet tall.

Recreational maths with 27138839804474893919

• 27138839804474893919 backwards is 91939847440893883172
• The number of decimal digits it has is: 20
• The sum of 27138839804474893919's digits is 107
• More coming soon!