27831999654789121

Names of 27831999654789121

• Cardinal: 27831999654789121 can be written as Twenty-seven quadrillion, eight hundred thirty-one trillion, nine hundred ninety-nine billion, six hundred fifty-four million, seven hundred eighty-nine thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 2.7831999654789121 × 10¹⁶

Factors of 27831999654789121

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 223350849

Divisors of 27831999654789121

• Number of divisors d(n): 32
• Complete list of divisors:
  1 11 17 187 313 2129 3443 5321 23419 36193 58531 398123 666377 7330147 11328409 124612499 223348379 2456832169 3796922443 41766146873 69908042627 475508698891 768988468897 1188436724659 5230595687801 8083647881147 13072803971249 88920126692617 148834222752883 1637176450281713 2530181786799011 27831999654789121
• Sum of all divisors σ(n): 32266050518505600
• Sum of proper divisors (its aliquot sum) s(n): 4434050863716479
• 27831999654789121 is a deficient number, because the sum of its proper divisors (4434050863716479) is less than itself. Its deficiency is 23397948791072642

Bases of 27831999654789121

• Binary: 1100010111000010000111001100100110100000000000000000001₂
• Hexadecimal: 0x62E10E64D00001
• Base-36: 7M1MC4PIWW1

Squares and roots of 27831999654789121

• 27831999654789121 squared (27831999654789121²) is 774620204784181750514550979952641
• 27831999654789121 cubed (27831999654789121³) is 21559229272146024695613595483155058232237422018561
• The square root of 27831999654789121 is 166829252.9947584493
• The cube root of 27831999654789121 is 303050.3594396007

Scales and comparisons

• 27,831,999,654,789,121 seconds is equal to 884,971,498 years, 51 weeks, 5 days, 3 hours, 12 minutes, 1 second.
• To count from 1 to 27,831,999,654,789,121 would take you about two billion, six hundred fifty-four million, nine hundred fourteen thousand, four hundred ninety-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 27831999654789121 cubic inches would be around 25254.2 feet tall.

Recreational maths with 27831999654789121

• 27831999654789121 backwards is 12198745699913872
• The number of decimal digits it has is: 17
• The sum of 27831999654789121's digits is 91
• More coming soon!