1380525438411538

Names of 1380525438411538

• Cardinal: 1380525438411538 can be written as One quadrillion, three hundred eighty trillion, five hundred twenty-five billion, four hundred thirty-eight million, four hundred eleven thousand, five hundred thirty-eight.

Scientific notation

• Scientific notation: 1.380525438411538 × 10¹⁵

Factors of 1380525438411538

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 3468656880632

Divisors of 1380525438411538

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 199 398 3468656880431 6937313760862 690262719205769 1380525438411538
• Sum of all divisors σ(n): 2081194128259200
• Sum of proper divisors (its aliquot sum) s(n): 700668689847662
• 1380525438411538 is a deficient number, because the sum of its proper divisors (700668689847662) is less than itself. Its deficiency is 679856748563876

Bases of 1380525438411538

• Binary: 100111001111001010010100000010111000010001100010010₂
• Hexadecimal: 0x4E794A05C2312
• Base-36: DLCSMPX3WY

Squares and roots of 1380525438411538

• 1380525438411538 squared (1380525438411538²) is 1905850486101369199576651525444
• 1380525438411538 cubed (1380525438411538³) is 2631075077871935523994451539392322259950172872
• The square root of 1380525438411538 is 37155422.7322410907
• The cube root of 1380525438411538 is 111347.7565438235

Scales and comparisons

• 1,380,525,438,411,538 seconds is equal to 43,896,438 years, 36 weeks, 1 day, 7 hours, 38 minutes, 58 seconds.
• To count from 1 to 1,380,525,438,411,538 would take you about one hundred thirty-one million, six hundred eighty-nine thousand, three hundred sixteen 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 1380525438411538 cubic inches would be around 9279 feet tall.

Recreational maths with 1380525438411538

• 1380525438411538 backwards is 8351148345250831
• The number of decimal digits it has is: 16
• The sum of 1380525438411538's digits is 61
• More coming soon!