19489027128

Names of 19489027128

• Cardinal: 19489027128 can be written as Nineteen billion, four hundred eighty-nine million, twenty-seven thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.9489027128 × 10¹⁰

Factors of 19489027128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 77188

Divisors of 19489027128

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 12 24 61 122 173 183 244 346 366 488 519 692 732 1038 1384 1464 2076 4152 10553 21106 31659 42212 63318 76949 84424 126636 153898 230847 253272 307796 461694 615592 923388 1846776 4693889 9387778 13312177 14081667 18775556 26624354 28163334 37551112 39936531 53248708 56326668 79873062 106497416 112653336 159746124 319492248 812042797 1624085594 2436128391 3248171188 4872256782 6496342376 9744513564 19489027128
• Sum of all divisors σ(n): 49808196000
• Sum of proper divisors (its aliquot sum) s(n): 30319168872
• 19489027128 is an abundant number, because the sum of its proper divisors (30319168872) is greater than itself. Its abundance is 10830141744

Bases of 19489027128

• Binary: 10010001001101000101111010000111000₂
• Hexadecimal: 0x489A2F438
• Base-36: 8YB9HKO

Squares and roots of 19489027128

• 19489027128 squared (19489027128²) is 379822178395919928384
• 19489027128 cubed (19489027128³) is 7402364738574139008791593201152
• The square root of 19489027128 is 139603.1057247655
• The cube root of 19489027128 is 2691.1013454791

Scales and comparisons

• 19,489,027,128 seconds is equal to 619 years, 35 weeks, 6 days, 10 hours, 38 minutes, 48 seconds.
• To count from 1 to 19,489,027,128 would take you about one thousand, two hundred thirty-nine 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 19489027128 cubic inches would be around 224.3 feet tall.

Recreational maths with 19489027128

• 19489027128 backwards is 82172098491
• The number of decimal digits it has is: 11
• The sum of 19489027128's digits is 51
• More coming soon!