1421215019800078

Names of 1421215019800078

• Cardinal: 1421215019800078 can be written as One quadrillion, four hundred twenty-one trillion, two hundred fifteen billion, nineteen million, eight hundred thousand and seventy-eight.

Scientific notation

• Scientific notation: 1.421215019800078 × 10¹⁵

Factors of 1421215019800078

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 710607509900041

Divisors of 1421215019800078

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 710607509900039 1421215019800078
• Sum of all divisors σ(n): 2131822529700120
• Sum of proper divisors (its aliquot sum) s(n): 710607509900042
• 1421215019800078 is a deficient number, because the sum of its proper divisors (710607509900042) is less than itself. Its deficiency is 710607509900036

Bases of 1421215019800078

• Binary: 101000011001001011001101000011001111001011000001110₂
• Hexadecimal: 0x50C966867960E
• Base-36: DZS1603RIM

Squares and roots of 1421215019800078

• 1421215019800078 squared (1421215019800078²) is 2019852132505336101583088806084
• 1421215019800078 cubed (1421215019800078³) is 2870644188491801019683399785099753901390074552
• The square root of 1421215019800078 is 37699005.5545246179
• The cube root of 1421215019800078 is 112431.1353306601

Scales and comparisons

• 1,421,215,019,800,078 seconds is equal to 45,190,241 years, 27 weeks, 1 day, 8 hours, 27 minutes, 58 seconds.
• To count from 1 to 1,421,215,019,800,078 would take you about one hundred thirty-five million, five hundred seventy thousand, seven hundred twenty-four 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 1421215019800078 cubic inches would be around 9369.3 feet tall.

Recreational maths with 1421215019800078

• 1421215019800078 backwards is 8700089105121241
• The number of decimal digits it has is: 16
• The sum of 1421215019800078's digits is 49
• More coming soon!