221173220172

Names of 221173220172

• Cardinal: 221173220172 can be written as Two hundred twenty-one billion, one hundred seventy-three million, two hundred twenty thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 2.21173220172 × 10¹¹

Factors of 221173220172

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 5378380

Divisors of 221173220172

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 12 23 46 69 92 138 149 276 298 447 596 894 1788 3427 6854 10281 13708 20562 41124 5378203 10756406 16134609 21512812 32269218 64538436 123698669 247397338 371096007 494794676 742192014 801352247 1484384028 1602704494 2404056741 3205408988 4808113482 9616226964 18431101681 36862203362 55293305043 73724406724 110586610086 221173220172
• Sum of all divisors σ(n): 542122963200
• Sum of proper divisors (its aliquot sum) s(n): 320949743028
• 221173220172 is an abundant number, because the sum of its proper divisors (320949743028) is greater than itself. Its abundance is 99776522856

Bases of 221173220172

• Binary: 11001101111110111100111000001101001100₂
• Hexadecimal: 0x337EF3834C
• Base-36: 2TLSTOWC

Squares and roots of 221173220172

• 221173220172 squared (221173220172²) is 48917593321251987709584
• 221173220172 cubed (221173220172³) is 10819261637925622604384460026528448
• The square root of 221173220172 is 470290.5699373527
• The cube root of 221173220172 is 6047.5227904149

Scales and comparisons

• 221,173,220,172 seconds is equal to 7,032 years, 32 weeks, 3 days, 5 hours, 36 minutes, 12 seconds.
• To count from 1 to 221,173,220,172 would take you about fourteen thousand and sixty-five 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 221173220172 cubic inches would be around 504 feet tall.

Recreational maths with 221173220172

• 221173220172 backwards is 271022371122
• The number of decimal digits it has is: 12
• The sum of 221173220172's digits is 30
• More coming soon!