72228717873

Names of 72228717873

• Cardinal: 72228717873 can be written as Seventy-two billion, two hundred twenty-eight million, seven hundred seventeen thousand, eight hundred seventy-three.

Scientific notation

• Scientific notation: 7.2228717873 × 10¹⁰

Factors of 72228717873

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 31417

Divisors of 72228717873

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 13 19 27 39 57 117 171 247 349 351 513 741 1047 2223 3141 4537 6631 6669 9423 13611 19893 31033 40833 59679 86203 93099 122499 179037 258609 279297 403429 589627 775827 837891 1210287 1768881 2327481 3630861 5306643 7665151 10830517 10892583 15919929 22995453 32491551 68986359 97474653 140796721 205779823 206959077 292423959 422390163 617339469 1267170489 1852018407 2675137699 3801511467 5556055221 8025413097 24076239291 72228717873
• Sum of all divisors σ(n): 121653280000
• Sum of proper divisors (its aliquot sum) s(n): 49424562127
• 72228717873 is a deficient number, because the sum of its proper divisors (49424562127) is less than itself. Its deficiency is 22804155746

Bases of 72228717873

• Binary: 1000011010001001010101100010100110001₂
• Hexadecimal: 0x10D12AC531
• Base-36: X6J43E9

Squares and roots of 72228717873

• 72228717873 squared (72228717873²) is 5216987685577429644129
• 72228717873 cubed (72228717873³) is 376816331688487396862300331817617
• The square root of 72228717873 is 268754.0099663631
• The cube root of 72228717873 is 4164.5681041653

Scales and comparisons

• 72,228,717,873 seconds is equal to 2,296 years, 33 weeks, 5 days, 12 hours, 44 minutes, 33 seconds.
• To count from 1 to 72,228,717,873 would take you about four thousand, five hundred ninety-three 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 72228717873 cubic inches would be around 347 feet tall.

Recreational maths with 72228717873

• 72228717873 backwards is 37871782227
• The number of decimal digits it has is: 11
• The sum of 72228717873's digits is 54
• More coming soon!