728061504225

Names of 728061504225

• Cardinal: 728061504225 can be written as Seven hundred twenty-eight billion, sixty-one million, five hundred four thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 7.28061504225 × 10¹¹

Factors of 728061504225

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2743

Divisors of 728061504225

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 11 15 25 31 33 55 75 93 121 155 165 275 341 363 465 605 775 825 961 1023 1705 1815 2325 2693 2883 3025 3751 4805 5115 8079 8525 9075 10571 11253 13465 14415 18755 24025 25575 29623 29791 31713 40395 52855 56265 67325 72075 83483 88869 89373 93775 116281 148115 148955 158565 201975 250449 264275 281325 325853 327701 348843 417415 444345 446865 581405 740575 744775 792825 918313 977559 983103 1252245 1629265 1638505 1744215 2087075 2221725 2234325 2587973 2754939 2907025 3604711 4591565 4887795 4915515 6261225 7763919 8146325 8192525 8721075 10101443 10814133 12939865 13774695 18023555 22957825 24438975 24577575 28467703 30304329 38819595 50507215 54070665 64699325 68873475 80227163 85403109 90117775 142338515 151521645 194097975 240681489 252536075 270353325 313144733 401135815 427015545 711692575 757608225 882498793 939434199 1203407445 1565723665 2005679075 2135077725 2647496379 4412493965 4697170995 6017037225 7828618325 9707486723 13237481895 22062469825 23485854975 29122460169 48537433615 66187409475 145612300845 242687168075 728061504225
• Sum of all divisors σ(n): 1367716127232
• Sum of proper divisors (its aliquot sum) s(n): 639654623007
• 728061504225 is a deficient number, because the sum of its proper divisors (639654623007) is less than itself. Its deficiency is 88406881218

Bases of 728061504225

• Binary: 1010100110000011110110001110101011100001₂
• Hexadecimal: 0xA983D8EAE1
• Base-36: 9AGT0S0X

Squares and roots of 728061504225

• 728061504225 squared (728061504225²) is 530073553934369692850625
• 728061504225 cubed (728061504225³) is 385926149027348865504077265731390625
• The square root of 728061504225 is 853265.2015786183
• The cube root of 728061504225 is 8996.1362189505

Scales and comparisons

• 728,061,504,225 seconds is equal to 23,150 years, 5 weeks, 2 days, 18 hours, 43 minutes, 45 seconds.
• To count from 1 to 728,061,504,225 would take you about forty-six thousand, three hundred 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 728061504225 cubic inches would be around 749.7 feet tall.

Recreational maths with 728061504225

• 728061504225 backwards is 522405160827
• The number of decimal digits it has is: 12
• The sum of 728061504225's digits is 42
• More coming soon!