221449374464

Names of 221449374464

• Cardinal: 221449374464 can be written as Two hundred twenty-one billion, four hundred forty-nine million, three hundred seventy-four thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 2.21449374464 × 10¹¹

Factors of 221449374464

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1608

Divisors of 221449374464

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 16 17 32 34 64 68 101 128 136 202 256 272 404 521 544 808 967 1042 1088 1616 1717 1934 2084 2176 3232 3434 3868 4168 4352 6464 6868 7736 8336 8857 12928 13736 15472 16439 16672 17714 25856 27472 30944 32878 33344 35428 52621 54944 61888 65756 66688 70856 97667 105242 109888 123776 131512 133376 141712 195334 210484 219776 247552 263024 283424 390668 420968 439552 503807 526048 566848 781336 841936 894557 1007614 1052096 1133696 1562672 1660339 1683872 1789114 2015228 2104192 2267392 3125344 3320678 3367744 3578228 4030456 4208384 6250688 6641356 6735488 7156456 8060912 8564719 12501376 13282712 13470976 14312912 16121824 17129438 25002752 26565424 28625824 32243648 34258876 50884507 53130848 57251648 64487296 68517752 101769014 106261696 114503296 128974592 137035504 203538028 212523392 229006592 274071008 407076056 425046784 548142016 814152112 865036619 1096284032 1628304224 1730073238 2192568064 3256608448 3460146476 6513216896 6920292952 13026433792 13840585904 27681171808 55362343616 110724687232 221449374464
• Sum of all divisors σ(n): 474066686016
• Sum of proper divisors (its aliquot sum) s(n): 252617311552
• 221449374464 is an abundant number, because the sum of its proper divisors (252617311552) is greater than itself. Its abundance is 31167937088

Bases of 221449374464

• Binary: 11001110001111011010010100101100000000₂
• Hexadecimal: 0x338F694B00
• Base-36: 2TQD8MWW

Squares and roots of 221449374464

• 221449374464 squared (221449374464²) is 49039825450496895287296
• 221449374464 cubed (221449374464³) is 10859838669836284459345808766009344
• The square root of 221449374464 is 470584.0779966955
• The cube root of 221449374464 is 6050.0386989669

Scales and comparisons

• 221,449,374,464 seconds is equal to 7,041 years, 21 weeks, 11 hours, 7 minutes, 44 seconds.
• To count from 1 to 221,449,374,464 would take you about fourteen thousand and eighty-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 221449374464 cubic inches would be around 504.2 feet tall.

Recreational maths with 221449374464

• 221449374464 backwards is 464473944122
• The number of decimal digits it has is: 12
• The sum of 221449374464's digits is 50
• More coming soon!