728068201

Names of 728068201

• Cardinal: 728068201 can be written as Seven hundred twenty-eight million, sixty-eight thousand, two hundred one.

Scientific notation

• Scientific notation: 7.28068201 × 10⁸

Factors of 728068201

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 230

Divisors of 728068201

• Number of divisors d(n): 64
• Complete list of divisors:
  1 7 19 31 41 59 73 133 217 287 413 511 589 779 1121 1271 1387 1829 2263 2419 2993 4123 4307 5453 7847 8897 9709 12803 15841 16933 20951 24149 30149 34751 42997 45961 56867 74989 81833 92783 133517 169043 176587 243257 300979 321727 398069 524923 572831 649481 934619 1236109 1424791 1762877 2536823 3355153 5474197 9973537 12340139 17757761 23486071 38319379 104009743 728068201
• Sum of all divisors σ(n): 954777600
• Sum of proper divisors (its aliquot sum) s(n): 226709399
• 728068201 is a deficient number, because the sum of its proper divisors (226709399) is less than itself. Its deficiency is 501358802

Bases of 728068201

• Binary: 101011011001010111000001101001₂
• Hexadecimal: 0x2B657069
• Base-36: C1H10P

Squares and roots of 728068201

• 728068201 squared (728068201²) is 530083305307376401
• 728068201 cubed (728068201³) is 385936798475275288305924601
• The square root of 728068201 is 26982.7389454815
• The cube root of 728068201 is 899.6163801289

Scales and comparisons

• 728,068,201 seconds is equal to 23 years, 7 weeks, 5 days, 17 hours, 10 minutes, 1 second.
• To count from 1 to 728,068,201 would take you about thirty-four 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 728068201 cubic inches would be around 75 feet tall.

Recreational maths with 728068201

• 728068201 backwards is 102860827
• The number of decimal digits it has is: 9
• The sum of 728068201's digits is 34
• More coming soon!