38889168642944012

Names of 38889168642944012

• Cardinal: 38889168642944012 can be written as Thirty-eight quadrillion, eight hundred eighty-nine trillion, one hundred sixty-eight billion, six hundred forty-two million, nine hundred forty-four thousand and twelve.

Scientific notation

• Scientific notation: 3.8889168642944012 × 10¹⁶

Factors of 38889168642944012

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 23788599

Divisors of 38889168642944012

• Number of divisors d(n): 24
• Complete list of divisors:
  1 2 4 557 1114 2228 757909 1515818 3031636 23030131 46060262 92120524 422155313 844310626 1688621252 12827782967 25655565934 51311131868 17454743556079 34909487112158 69818974224316 9722292160736003 19444584321472006 38889168642944012
• Sum of all divisors σ(n): 68178321246132720
• Sum of proper divisors (its aliquot sum) s(n): 29289152603188708
• 38889168642944012 is a deficient number, because the sum of its proper divisors (29289152603188708) is less than itself. Its deficiency is 9600016039755304

Bases of 38889168642944012

• Binary: 10001010001010010111111000101010100100101010110000001100₂
• Hexadecimal: 0x8A297E2A92AC0C
• Base-36: AMX25FTFGUK

Squares and roots of 38889168642944012

• 38889168642944012 squared (38889168642944012²) is 1512367437739339807901034566656144
• 38889168642944012 cubed (38889168642944012³) is 58814712336342314036842406959698445484774647809728
• The square root of 38889168642944012 is 197203368.7413681379
• The cube root of 38889168642944012 is 338799.5980058671

Scales and comparisons

• 38,889,168,642,944,012 seconds is equal to 1,236,555,270 years, 38 weeks, 6 days, 14 hours, 13 minutes, 32 seconds.
• To count from 1 to 38,889,168,642,944,012 would take you about three billion, seven hundred nine million, six hundred sixty-five thousand, eight hundred twelve 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 38889168642944012 cubic inches would be around 28233.3 feet tall.

Recreational maths with 38889168642944012

• 38889168642944012 backwards is 21044924686198883
• The number of decimal digits it has is: 17
• The sum of 38889168642944012's digits is 83
• More coming soon!