19438429384

Names of 19438429384

• Cardinal: 19438429384 can be written as Nineteen billion, four hundred thirty-eight million, four hundred twenty-nine thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 1.9438429384 × 10¹⁰

Factors of 19438429384

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5706

Divisors of 19438429384

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 11 22 44 88 163 257 326 514 652 1028 1304 1793 2056 2827 3586 5273 5654 7172 10546 11308 14344 21092 22616 41891 42184 58003 83782 116006 167564 232012 335128 460801 464024 859499 921602 1355161 1718998 1843204 2710322 3437996 3686408 5420644 6875992 9454489 10841288 14906771 18908978 29813542 37817956 59627084 75635912 119254168 220891243 441782486 883564972 1767129944 2429803673 4859607346 9719214692 19438429384
• Sum of all divisors σ(n): 40167627840
• Sum of proper divisors (its aliquot sum) s(n): 20729198456
• 19438429384 is an abundant number, because the sum of its proper divisors (20729198456) is greater than itself. Its abundance is 1290769072

Bases of 19438429384

• Binary: 10010000110100111101110010011001000₂
• Hexadecimal: 0x4869EE4C8
• Base-36: 8XH503S

Squares and roots of 19438429384

• 19438429384 squared (19438429384²) is 377852536916754619456
• 19438429384 cubed (19438429384³) is 7344859856421587756751248495104
• The square root of 19438429384 is 139421.7679704285
• The cube root of 19438429384 is 2688.7704327537

Scales and comparisons

• 19,438,429,384 seconds is equal to 618 years, 4 weeks, 1 day, 19 hours, 43 minutes, 4 seconds.
• To count from 1 to 19,438,429,384 would take you about one thousand, two hundred thirty-six 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 19438429384 cubic inches would be around 224.1 feet tall.

Recreational maths with 19438429384

• 19438429384 backwards is 48392483491
• The number of decimal digits it has is: 11
• The sum of 19438429384's digits is 55
• More coming soon!