221432838709422722

Names of 221432838709422722

• Cardinal: 221432838709422722 can be written as Two hundred twenty-one quadrillion, four hundred thirty-two trillion, eight hundred thirty-eight billion, seven hundred nine million, four hundred twenty-two thousand, seven hundred twenty-two.

Scientific notation

• Scientific notation: 2.21432838709422722 × 10¹⁷

Factors of 221432838709422722

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 712976

Divisors of 221432838709422722

• Number of divisors d(n): 18
• Complete list of divisors:
  1 2 467 934 218089 436178 712507 1425014 332740769 665481538 155389939123 310779878246 507666225049 1015332450098 237080127097883 474160254195766 110716419354711361 221432838709422722
• Sum of all divisors σ(n): 332862488614935747
• Sum of proper divisors (its aliquot sum) s(n): 111429649905513025
• 221432838709422722 is a deficient number, because the sum of its proper divisors (111429649905513025) is less than itself. Its deficiency is 110003188803909697

Bases of 221432838709422722

• Binary: 1100010010101011111111111001011100111000011010101010000010₂
• Hexadecimal: 0x312AFFE5CE1AA82
• Base-36: 1OKBE1RX4ADE

Squares and roots of 221432838709422722

• 221432838709422722 squared (221432838709422722²) is 49032502058913217851570670489889284
• 221432838709422722 cubed (221432838709422722³) is 10857406119930768101690375694179291496210321333911048
• The square root of 221432838709422722 is 470566508.2742531115
• The cube root of 221432838709422722 is 604988.8108573565

Scales and comparisons

• 221,432,838,709,422,722 seconds is equal to 7,040,879,334 years, 11 weeks, 2 days, 8 hours, 32 minutes, 2 seconds.
• To count from 1 to 221,432,838,709,422,722 would take you about twenty-one billion, one hundred twenty-two million, six hundred thirty-eight thousand and 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 221432838709422722 cubic inches would be around 50415.7 feet tall.

Recreational maths with 221432838709422722

• 221432838709422722 backwards is 227224907838234122
• The number of decimal digits it has is: 18
• The sum of 221432838709422722's digits is 68
• More coming soon!