72029409309

Names of 72029409309

• Cardinal: 72029409309 can be written as Seventy-two billion, twenty-nine million, four hundred nine thousand, three hundred nine.

Scientific notation

• Scientific notation: 7.2029409309 × 10¹⁰

Factors of 72029409309

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4264

Divisors of 72029409309

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 11 13 17 33 39 51 99 117 143 153 187 221 429 561 663 1033 1287 1683 1989 2431 3099 3187 7293 9297 9561 11363 13429 17561 21879 28683 34089 35057 40287 41431 52683 54179 102267 105171 120861 124293 147719 158049 162537 193171 228293 315513 372879 443157 455741 487611 579513 595969 684879 704327 1329471 1367223 1738539 1787907 2054637 2112981 2511223 3292171 4101669 5363721 6338943 7533669 7747597 9876513 22601007 23242791 29629539 36213881 42798223 55966907 69728373 108641643 128394669 167900721 325924929 385184007 470780453 503702163 615635977 727569791 1412341359 1846907931 2182709373 4237024077 5540723793 6548128119 8003267701 24009803103 72029409309
• Sum of all divisors σ(n): 129587762304
• Sum of proper divisors (its aliquot sum) s(n): 57558352995
• 72029409309 is a deficient number, because the sum of its proper divisors (57558352995) is less than itself. Its deficiency is 14471056314

Bases of 72029409309

• Binary: 1000011000101010010011001000000011101₂
• Hexadecimal: 0x10C549901D
• Base-36: X38G7X9

Squares and roots of 72029409309

• 72029409309 squared (72029409309²) is 5188235805403455857481
• 72029409309 cubed (72029409309³) is 373705560419014795841612518690629
• The square root of 72029409309 is 268382.9527168221
• The cube root of 72029409309 is 4160.7339933327

Scales and comparisons

• 72,029,409,309 seconds is equal to 2,290 years, 16 weeks, 1 day, 17 hours, 15 minutes, 9 seconds.
• To count from 1 to 72,029,409,309 would take you about four thousand, five hundred eighty 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 72029409309 cubic inches would be around 346.7 feet tall.

Recreational maths with 72029409309

• 72029409309 backwards is 90390492027
• The number of decimal digits it has is: 11
• The sum of 72029409309's digits is 45
• More coming soon!