531221442381

Names of 531221442381

• Cardinal: 531221442381 can be written as Five hundred thirty-one billion, two hundred twenty-one million, four hundred forty-two thousand, three hundred eighty-one.

Scientific notation

• Scientific notation: 5.31221442381 × 10¹¹

Factors of 531221442381

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 41047

Divisors of 531221442381

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 7 9 21 63 127 381 889 1143 1693 2667 5079 8001 11851 15237 35553 39217 106659 117651 215011 274519 352953 645033 823557 1505077 1935099 2470671 4515231 4980559 13545693 14941677 34863913 44825031 66394381 104591739 199183143 313775217 464760667 597549429 1394282001 4182846003 8432086387 25296259161 59024604709 75888777483 177073814127 531221442381
• Sum of all divisors σ(n): 884386607104
• Sum of proper divisors (its aliquot sum) s(n): 353165164723
• 531221442381 is a deficient number, because the sum of its proper divisors (353165164723) is less than itself. Its deficiency is 178056277658

Bases of 531221442381

• Binary: 111101110101111010000111110111101001101₂
• Hexadecimal: 0x7BAF43EF4D
• Base-36: 6S1FJ499

Squares and roots of 531221442381

• 531221442381 squared (531221442381²) is 282196220845350102949161
• 531221442381 cubed (531221442381³) is 149908683471934100825580148333792341
• The square root of 531221442381 is 728849.3962273687
• The cube root of 531221442381 is 8098.8843780841

Scales and comparisons

• 531,221,442,381 seconds is equal to 16,891 years, 10 weeks, 2 days, 7 hours, 46 minutes, 21 seconds.
• To count from 1 to 531,221,442,381 would take you about thirty-three thousand, seven hundred 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 531221442381 cubic inches would be around 674.9 feet tall.

Recreational maths with 531221442381

• 531221442381 backwards is 183244122135
• The number of decimal digits it has is: 12
• The sum of 531221442381's digits is 36
• More coming soon!