221351830272

Names of 221351830272

• Cardinal: 221351830272 can be written as Two hundred twenty-one billion, three hundred fifty-one million, eight hundred thirty thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 2.21351830272 × 10¹¹

Factors of 221351830272

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 5664

Divisors of 221351830272

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 128 144 192 216 256 288 384 432 576 768 864 1152 1728 2304 3456 5659 6912 11318 16977 22636 33954 45272 50931 67908 90544 101862 135816 152793 181088 203724 271632 305586 362176 407448 543264 611172 724352 814896 1086528 1222344 1448704 1629792 2173056 2444688 3259584 4346112 4889376 6519168 9778752 13038336 19557504 32024281 39115008 64048562 96072843 128097124 192145686 256194248 288218529 384291372 512388496 576437058 768582744 864655587 1024776992 1152874116 1537165488 1729311174 2049553984 2305748232 3074330976 3458622348 4099107968 4611496464 6148661952 6917244696 8198215936 9222992928 12297323904 13834489392 18445985856 24594647808 27668978784 36891971712 55337957568 73783943424 110675915136 221351830272
• Sum of all divisors σ(n): 654691994040
• Sum of proper divisors (its aliquot sum) s(n): 433340163768
• 221351830272 is an abundant number, because the sum of its proper divisors (433340163768) is greater than itself. Its abundance is 211988333496

Bases of 221351830272

• Binary: 11001110001001100110001110001100000000₂
• Hexadecimal: 0x338998E300
• Base-36: 2TOR5XC0

Squares and roots of 221351830272

• 221351830272 squared (221351830272²) is 48996632764764295593984
• 221351830272 cubed (221351830272³) is 10845494339645620460405183792283648
• The square root of 221351830272 is 470480.4249615493
• The cube root of 221351830272 is 6049.1502599299

Scales and comparisons

• 221,351,830,272 seconds is equal to 7,038 years, 15 weeks, 5 days, 11 hours, 31 minutes, 12 seconds.
• To count from 1 to 221,351,830,272 would take you about fourteen thousand and seventy-six 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 221351830272 cubic inches would be around 504.1 feet tall.

Recreational maths with 221351830272

• 221351830272 backwards is 272038153122
• 221351830272 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 221351830272's digits is 36
• More coming soon!