1438494746810725

Names of 1438494746810725

• Cardinal: 1438494746810725 can be written as One quadrillion, four hundred thirty-eight trillion, four hundred ninety-four billion, seven hundred forty-six million, eight hundred ten thousand, seven hundred twenty-five.

Scientific notation

• Scientific notation: 1.438494746810725 × 10¹⁵

Factors of 1438494746810725

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 726673

Divisors of 1438494746810725

• Number of divisors d(n): 18
• Complete list of divisors:
  1 5 25 109 545 2725 726559 3632795 18163975 79194931 395974655 1979873275 527887980481 2639439902405 13197199512025 57539789872429 287698949362145 1438494746810725
• Sum of all divisors σ(n): 1800100491009810
• Sum of proper divisors (its aliquot sum) s(n): 361605744199085
• 1438494746810725 is a deficient number, because the sum of its proper divisors (361605744199085) is less than itself. Its deficiency is 1076889002611640

Bases of 1438494746810725

• Binary: 101000111000100110110101000011001010001100101100101₂
• Hexadecimal: 0x51C4DA8651965
• Base-36: E5WJD3F0X1

Squares and roots of 1438494746810725

• 1438494746810725 squared (1438494746810725²) is 2069267136602051822558975025625
• 1438494746810725 cubed (1438494746810725³) is 2976629905750122438892508313350902893899828125
• The square root of 1438494746810725 is 37927493.2840377021
• The cube root of 1438494746810725 is 112884.9625953787

Scales and comparisons

• 1,438,494,746,810,725 seconds is equal to 45,739,683 years, 20 weeks, 2 days, 18 hours, 5 minutes, 25 seconds.
• To count from 1 to 1,438,494,746,810,725 would take you about one hundred thirty-seven million, two hundred nineteen thousand and fifty 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 1438494746810725 cubic inches would be around 9407.1 feet tall.

Recreational maths with 1438494746810725

• 1438494746810725 backwards is 5270186474948341
• The number of decimal digits it has is: 16
• The sum of 1438494746810725's digits is 73
• More coming soon!