1421935767342815

Names of 1421935767342815

• Cardinal: 1421935767342815 can be written as One quadrillion, four hundred twenty-one trillion, nine hundred thirty-five billion, seven hundred sixty-seven million, three hundred forty-two thousand, eight hundred fifteen.

Scientific notation

• Scientific notation: 1.421935767342815 × 10¹⁵

Factors of 1421935767342815

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 68282218

Divisors of 1421935767342815

• Number of divisors d(n): 16
• Complete list of divisors:
  1 5 173 865 24083 120415 4166359 20831795 68257957 341289785 11808626561 59043132805 1643856378431 8219281892155 284387153468563 1421935767342815
• Sum of all divisors σ(n): 1716257345532768
• Sum of proper divisors (its aliquot sum) s(n): 294321578189953
• 1421935767342815 is a deficient number, because the sum of its proper divisors (294321578189953) is less than itself. Its deficiency is 1127614189152862

Bases of 1421935767342815

• Binary: 101000011010011111000111000010011100100111011011111₂
• Hexadecimal: 0x50D3E384E4EDF
• Base-36: E0189UKYQN

Squares and roots of 1421935767342815

• 1421935767342815 squared (1421935767342815²) is 2021901326448800109045732124225
• 1421935767342815 cubed (1421935767342815³) is 2875013814115430072512172155518927313741193375
• The square root of 1421935767342815 is 37708563.5810065695
• The cube root of 1421935767342815 is 112450.1380311151

Scales and comparisons

• 1,421,935,767,342,815 seconds is equal to 45,213,159 years, 3 weeks, 2 days, 19 hours, 13 minutes, 35 seconds.
• To count from 1 to 1,421,935,767,342,815 would take you about one hundred thirty-five million, six hundred thirty-nine thousand, four hundred seventy-seven 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 1421935767342815 cubic inches would be around 9370.8 feet tall.

Recreational maths with 1421935767342815

• 1421935767342815 backwards is 5182437675391241
• The number of decimal digits it has is: 16
• The sum of 1421935767342815's digits is 68
• More coming soon!