221320064

Names of 221320064

• Cardinal: 221320064 can be written as Two hundred twenty-one million, three hundred twenty thousand and sixty-four.

Scientific notation

• Scientific notation: 2.21320064 × 10⁸

Factors of 221320064

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 80

Divisors of 221320064

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 64 71 98 112 128 142 196 224 284 343 392 448 497 568 686 784 896 994 1136 1372 1568 1988 2272 2744 3136 3479 3976 4544 5041 5488 6272 6958 7952 9088 10082 10976 13916 15904 20164 21952 24353 27832 31808 35287 40328 43904 48706 55664 63616 70574 80656 97412 111328 141148 161312 194824 222656 247009 282296 322624 389648 445312 494018 564592 645248 779296 988036 1129184 1558592 1729063 1976072 2258368 3117184 3458126 3952144 4516736 6916252 7904288 13832504 15808576 27665008 31617152 55330016 110660032 221320064
• Sum of all divisors σ(n): 521526000
• Sum of proper divisors (its aliquot sum) s(n): 300205936
• 221320064 is an abundant number, because the sum of its proper divisors (300205936) is greater than itself. Its abundance is 78885872

Bases of 221320064

• Binary: 1101001100010001001110000000₂
• Hexadecimal: 0xD311380
• Base-36: 3NRNNK

Squares and roots of 221320064

• 221320064 squared (221320064²) is 48982570728964096
• 221320064 cubed (221320064³) is 10840825688618860380422144
• The square root of 221320064 is 14876.8297698131
• The cube root of 221320064 is 604.8860874257

Scales and comparisons

• 221,320,064 seconds is equal to 7 years, 1 week, 6 days, 13 hours, 47 minutes, 44 seconds.
• To count from 1 to 221,320,064 would take you about ten 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 221320064 cubic inches would be around 50.4 feet tall.

Recreational maths with 221320064

• 221320064 backwards is 460023122
• The number of decimal digits it has is: 9
• The sum of 221320064's digits is 20
• More coming soon!