21433380912

Names of 21433380912

• Cardinal: 21433380912 can be written as Twenty-one billion, four hundred thirty-three million, three hundred eighty thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 2.1433380912 × 10¹⁰

Factors of 21433380912

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 24449

Divisors of 21433380912

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 11491 12953 22982 25906 34473 38859 45964 51812 68946 77718 91928 103419 103624 116577 137892 155436 183856 206838 207248 233154 275784 310872 413676 466308 551568 621744 827352 932616 1654704 1865232 148842923 297685846 446528769 595371692 893057538 1190743384 1339586307 1786115076 2381486768 2679172614 3572230152 5358345228 7144460304 10716690456 21433380912
• Sum of all divisors σ(n): 59993549304
• Sum of proper divisors (its aliquot sum) s(n): 38560168392
• 21433380912 is an abundant number, because the sum of its proper divisors (38560168392) is greater than itself. Its abundance is 17126787480

Bases of 21433380912

• Binary: 10011111101100001110111000000110000₂
• Hexadecimal: 0x4FD877030
• Base-36: 9UGVQK0

Squares and roots of 21433380912

• 21433380912 squared (21433380912²) is 459389817318885951744
• 21433380912 cubed (21433380912³) is 9846276941689777175214802710528
• The square root of 21433380912 is 146401.4375339259
• The cube root of 21433380912 is 2777.7739072449

Scales and comparisons

• 21,433,380,912 seconds is equal to 681 years, 26 weeks, 5 days, 12 hours, 55 minutes, 12 seconds.
• To count from 1 to 21,433,380,912 would take you about one thousand, three hundred sixty-three 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 21433380912 cubic inches would be around 231.5 feet tall.

Recreational maths with 21433380912

• 21433380912 backwards is 21908333412
• 21433380912 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21433380912's digits is 36
• More coming soon!