728013622209494121016

Names of 728013622209494121016

• Cardinal: 728013622209494121016 can be written as Seven hundred twenty-eight quintillion, thirteen quadrillion, six hundred twenty-two trillion, two hundred nine billion, four hundred ninety-four million, one hundred twenty-one thousand and sixteen.

Scientific notation

• Scientific notation: 7.28013622209494121016 × 10²⁰

Factors of 728013622209494121016

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 120088073835

Divisors of 728013622209494121016

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 4 8 439 878 1756 3512 1726201 3452402 6904804 13809608 757802239 1515604478 3031208956 6062417912 120086347193 240172694386 480345388772 960690777544 52717906417727 105435812835454 210871625670908 421743251341816 207293172610903793 414586345221807586 829172690443615172 1658345380887230344 91001702776186765127 182003405552373530254 364006811104747060508 728013622209494121016
• Sum of all divisors σ(n): 1368135731813249440800
• Sum of proper divisors (its aliquot sum) s(n): 640122109603755319784
• 728013622209494121016 is a deficient number, because the sum of its proper divisors (640122109603755319784) is less than itself. Its deficiency is 87891512605738801232

Bases of 728013622209494121016

• Binary: 1001110111011100110111111101000011011111010010010100111111101000111000₂
• Hexadecimal: 0x277737F437D253FA38
• Base-36: 49N3TMVN1AF96G

Squares and roots of 728013622209494121016

• 728013622209494121016 squared (728013622209494121016²) is 530003834122588031701016746644266452872256
• 728013622209494121016 cubed (728013622209494121016³) is 385850011064505192337129470099434812540359962051801459252932096
• The square root of 728013622209494121016 is 26981727561.6201810507
• The cube root of 728013622209494121016 is 8995938.9999999989

Scales and comparisons

• 728,013,622,209,494,121,016 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 728,013,622,209,494,121,016 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 728013622209494121016 cubic inches would be around 749661.6 feet tall.

Recreational maths with 728013622209494121016

• 728013622209494121016 backwards is 610121494902226310827
• The number of decimal digits it has is: 21
• The sum of 728013622209494121016's digits is 70
• More coming soon!