1518812832739391999

Names of 1518812832739391999

• Cardinal: 1518812832739391999 can be written as One quintillion, five hundred eighteen quadrillion, eight hundred twelve trillion, eight hundred thirty-two billion, seven hundred thirty-nine million, three hundred ninety-one thousand, nine hundred ninety-nine.

Scientific notation

• Scientific notation: 1.518812832739391999 × 10¹⁸

Factors of 1518812832739391999

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1321305420626

Divisors of 1518812832739391999

• Number of divisors d(n): 16
• Complete list of divisors:
  1 37 47 661 1739 24457 31067 1149479 1321305419881 48888300535597 62101354734407 873382882541341 2297750125173059 32315166654029617 41048995479443027 1518812832739391999
• Sum of all divisors σ(n): 1595460438842476416
• Sum of proper divisors (its aliquot sum) s(n): 76647606103084417
• 1518812832739391999 is a deficient number, because the sum of its proper divisors (76647606103084417) is less than itself. Its deficiency is 1442165226636307582

Bases of 1518812832739391999

• Binary: 1010100010011111010000011100101101111101111000111100111111111₂
• Hexadecimal: 0x1513E8396FBC79FF
• Base-36: BJEU7R1NRZZZ

Squares and roots of 1518812832739391999

• 1518812832739391999 squared (1518812832739391999²) is 2306792420893856336465362864185216001
• 1518812832739391999 cubed (1518812832739391999³) is 3503585931319557773150860445098720529420797197226175999
• The square root of 1518812832739391999 is 1232401246.6479381159
• The cube root of 1518812832739391999 is 1149479.9999999989

Scales and comparisons

• 1,518,812,832,739,391,999 seconds is equal to 48,293,550,084 years, 29 weeks, 23 hours, 59 minutes, 59 seconds.
• To count from 1 to 1,518,812,832,739,391,999 would take you about one hundred sixty-nine billion, twenty-seven million, four hundred twenty-five thousand, two hundred ninety-five 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 1518812832739391999 cubic inches would be around 95790 feet tall.

Recreational maths with 1518812832739391999

• 1518812832739391999 backwards is 9991939372382188151
• The number of decimal digits it has is: 19
• The sum of 1518812832739391999's digits is 98
• More coming soon!