729074938431

Names of 729074938431

• Cardinal: 729074938431 can be written as Seven hundred twenty-nine billion, seventy-four million, nine hundred thirty-eight thousand, four hundred thirty-one.

Scientific notation

• Scientific notation: 7.29074938431 × 10¹¹

Factors of 729074938431

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1245

Divisors of 729074938431

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 21 31 61 79 93 183 217 237 307 427 553 651 757 921 1281 1659 1891 2149 2271 2449 4819 5299 5673 6447 7347 9517 13237 14457 15897 17143 18727 23467 24253 28551 33733 39711 46177 51429 56181 59803 66619 70401 72759 101199 131089 138531 149389 164269 169771 179409 199857 232399 323239 393267 418621 448167 492807 509313 580537 697197 751843 969717 1045723 1255863 1431487 1479433 1626793 1741611 1853893 2255529 3137169 3647983 4063759 4294461 4438299 4880379 5262901 5561679 7204369 10020409 10356031 10943949 12191277 12977251 14176339 15788703 18359521 21613107 25535881 30061227 31068093 38931753 42529017 45862423 50430583 55078563 76607643 99234373 113087473 128516647 137587269 151291749 297703119 321036961 339262419 385549941 439466509 569145151 791612311 963110883 1119930781 1318399527 1707435453 2374836933 3076265563 3359792343 3984016057 7839515467 9228796689 11952048171 23518546401 34717854211 104153562633 243024979477 729074938431
• Sum of all divisors σ(n): 1185772994560
• Sum of proper divisors (its aliquot sum) s(n): 456698056129
• 729074938431 is a deficient number, because the sum of its proper divisors (456698056129) is less than itself. Its deficiency is 272376882302

Bases of 729074938431

• Binary: 1010100111000000010000001011001000111111₂
• Hexadecimal: 0xA9C040B23F
• Base-36: 9AXKE6V3

Squares and roots of 729074938431

• 729074938431 squared (729074938431²) is 531550265848166440741761
• 729074938431 cubed (729074938431³) is 387539977346233629778039811045516991
• The square root of 729074938431 is 853858.8515855533
• The cube root of 729074938431 is 9000.3083780385

Scales and comparisons

• 729,074,938,431 seconds is equal to 23,182 years, 17 weeks, 8 hours, 13 minutes, 51 seconds.
• To count from 1 to 729,074,938,431 would take you about forty-six thousand, three hundred sixty-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 729074938431 cubic inches would be around 750 feet tall.

Recreational maths with 729074938431

• 729074938431 backwards is 134839470927
• The number of decimal digits it has is: 12
• The sum of 729074938431's digits is 57
• More coming soon!