1438636591187012

Names of 1438636591187012

• Cardinal: 1438636591187012 can be written as One quadrillion, four hundred thirty-eight trillion, six hundred thirty-six billion, five hundred ninety-one million, one hundred eighty-seven thousand and twelve.

Scientific notation

• Scientific notation: 1.438636591187012 × 10¹⁵

Factors of 1438636591187012

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 124406484951

Divisors of 1438636591187012

• Number of divisors d(n): 36
• Complete list of divisors:
  1 2 4 7 14 28 49 59 98 118 196 236 413 826 1652 2891 5782 11564 124406484883 248812969766 497625939532 870845394181 1741690788362 3483381576724 6095917759267 7339982608097 12191835518534 14679965216194 24383671037068 29359930432388 51379878256679 102759756513358 205519513026716 359659147796753 719318295593506 1438636591187012
• Sum of all divisors σ(n): 2978291248122960
• Sum of proper divisors (its aliquot sum) s(n): 1539654656935948
• 1438636591187012 is an abundant number, because the sum of its proper divisors (1539654656935948) is greater than itself. Its abundance is 101018065748936

Bases of 1438636591187012

• Binary: 101000111000110111010101110111110101000010001000100₂
• Hexadecimal: 0x51C6EAEFA8444
• Base-36: E5YCIXWA4K

Squares and roots of 1438636591187012

• 1438636591187012 squared (1438636591187012²) is 2069675241502185893347157488144
• 1438636591187012 cubed (1438636591187012³) is 2977510534298860538917051016570245693276785728
• The square root of 1438636591187012 is 37929363.1792970129
• The cube root of 1438636591187012 is 112888.6728559083

Scales and comparisons

• 1,438,636,591,187,012 seconds is equal to 45,744,193 years, 31 weeks, 3 days, 1 hour, 43 minutes, 32 seconds.
• To count from 1 to 1,438,636,591,187,012 would take you about one hundred thirty-seven million, two hundred thirty-two thousand, five hundred eighty 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 1438636591187012 cubic inches would be around 9407.4 feet tall.

Recreational maths with 1438636591187012

• 1438636591187012 backwards is 2107811956368341
• The number of decimal digits it has is: 16
• The sum of 1438636591187012's digits is 65
• More coming soon!