1838023949426581

Names of 1838023949426581

• Cardinal: 1838023949426581 can be written as One quadrillion, eight hundred thirty-eight trillion, twenty-three billion, nine hundred forty-nine million, four hundred twenty-six thousand, five hundred eighty-one.

Scientific notation

• Scientific notation: 1.838023949426581 × 10¹⁵

Factors of 1838023949426581

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 26418065

Divisors of 1838023949426581

• Number of divisors d(n): 32
• Complete list of divisors:
  1 7 19 133 541 967 3787 6769 10279 18373 71953 128611 523147 3662029 9939793 26416531 69578551 184915717 501914089 3513398623 14291343271 25544785477 100039402897 178813498339 271535522149 485350924063 1900748655043 3397456468441 13819728943057 96738102601399 262574849918083 1838023949426581
• Sum of all divisors σ(n): 2217534722078720
• Sum of proper divisors (its aliquot sum) s(n): 379510772652139
• 1838023949426581 is a deficient number, because the sum of its proper divisors (379510772652139) is less than itself. Its deficiency is 1458513176774442

Bases of 1838023949426581

• Binary: 110100001111010110001001100100110000001111110010101₂
• Hexadecimal: 0x687AC4C981F95
• Base-36: I3IWJN4711

Squares and roots of 1838023949426581

• 1838023949426581 squared (1838023949426581²) is 3378332038665686789558709349561
• 1838023949426581 cubed (1838023949426581³) is 6209455196182658583127878262400074429434080941
• The square root of 1838023949426581 is 42872181.5333274241
• The cube root of 1838023949426581 is 122494.6314332325

Scales and comparisons

• 1,838,023,949,426,581 seconds is equal to 58,443,476 years, 10 weeks, 6 days, 14 hours, 3 minutes, 1 second.
• To count from 1 to 1,838,023,949,426,581 would take you about one hundred seventy-five million, three hundred thirty thousand, four hundred twenty-eight 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 1838023949426581 cubic inches would be around 10207.9 feet tall.

Recreational maths with 1838023949426581

• 1838023949426581 backwards is 1856249493208381
• The number of decimal digits it has is: 16
• The sum of 1838023949426581's digits is 73
• More coming soon!