19188315919809

Names of 19188315919809

• Cardinal: 19188315919809 can be written as Nineteen trillion, one hundred eighty-eight billion, three hundred fifteen million, nine hundred nineteen thousand, eight hundred nine.

Scientific notation

• Scientific notation: 1.9188315919809 × 10¹³

Factors of 19188315919809

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 711

Divisors of 19188315919809

• Number of divisors d(n): 45
• Complete list of divisors:
  1 3 9 47 141 423 661 1983 2209 5949 6627 19881 31067 93201 103823 279603 311469 436921 934407 1310763 1460149 3932289 4380447 4879681 13141341 14639043 20535287 43917129 61605861 68627003 184817583 205881009 617643027 965158489 2895475467 3225469141 8686426401 9676407423 29029222269 45362448983 136087346949 408262040847 2132035102201 6396105306603 19188315919809
• Sum of all divisors σ(n): 28361895323619
• Sum of proper divisors (its aliquot sum) s(n): 9173579403810
• 19188315919809 is a deficient number, because the sum of its proper divisors (9173579403810) is less than itself. Its deficiency is 10014736515999

Bases of 19188315919809

• Binary: 100010111001110100000110000010001010111000001₂
• Hexadecimal: 0x1173A0C115C1
• Base-36: 6SUZNVCU9

Squares and roots of 19188315919809

• 19188315919809 squared (19188315919809²) is 368191467838395509718596481
• 19188315919809 cubed (19188315919809³) is 7064974203861327976032726034072025592129
• 19188315919809 is a perfect square number. Its square root is 4380447
• The cube root of 19188315919809 is 26771.8851592377

Scales and comparisons

• 19,188,315,919,809 seconds is equal to 610,129 years, 4 weeks, 5 days, 19 hours, 30 minutes, 9 seconds.
• To count from 1 to 19,188,315,919,809 would take you about one million, five hundred twenty-five thousand, three hundred twenty-two 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 19188315919809 cubic inches would be around 2231 feet tall.

Recreational maths with 19188315919809

• 19188315919809 backwards is 90891951388191
• The number of decimal digits it has is: 14
• The sum of 19188315919809's digits is 72
• More coming soon!