720145720996

Names of 720145720996

• Cardinal: 720145720996 can be written as Seven hundred twenty billion, one hundred forty-five million, seven hundred twenty thousand, nine hundred ninety-six.

Scientific notation

• Scientific notation: 7.20145720996 × 10¹¹

Factors of 720145720996

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 399

Divisors of 720145720996

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 4 13 26 52 127 169 254 257 338 508 514 676 1028 1651 3302 3341 6604 6682 13364 16129 21463 32258 32639 42926 43433 64516 65278 66049 85852 86866 130556 132098 173732 209677 264196 419354 424307 838708 848614 858637 1697228 1717274 2725801 3434548 4145153 5451602 5515991 8290306 8388223 10903204 11031982 11162281 16580612 16776446 22063964 22324562 33552892 44649124 53886989 107773978 109046899 215547956 218093798 436187596 700530857 1065304321 1401061714 1417609687 2130608642 2802123428 2835219374 4261217284 5670438748 13848956173 27697912346 55395824692 180036430249 360072860498 720145720996
• Sum of all divisors σ(n): 1380857663619
• Sum of proper divisors (its aliquot sum) s(n): 660711942623
• 720145720996 is a deficient number, because the sum of its proper divisors (660711942623) is less than itself. Its deficiency is 59433778373

Bases of 720145720996

• Binary: 1010011110101100000001111010011010100100₂
• Hexadecimal: 0xA7AC07A6A4
• Base-36: 96TW62LG

Squares and roots of 720145720996

• 720145720996 squared (720145720996²) is 518609859468848675232016
• 720145720996 cubed (720145720996³) is 373474671162828266826979609902607936
• 720145720996 is a perfect square number. Its square root is 848614
• The cube root of 720145720996 is 8963.4141141441

Scales and comparisons

• 720,145,720,996 seconds is equal to 22,898 years, 21 weeks, 22 hours, 3 minutes, 16 seconds.
• To count from 1 to 720,145,720,996 would take you about forty-five thousand, seven hundred ninety-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 720145720996 cubic inches would be around 747 feet tall.

Recreational maths with 720145720996

• 720145720996 backwards is 699027541027
• 720145720996 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 720145720996's digits is 52
• More coming soon!