668501371072

Names of 668501371072

• Cardinal: 668501371072 can be written as Six hundred sixty-eight billion, five hundred one million, three hundred seventy-one thousand and seventy-two.

Scientific notation

• Scientific notation: 6.68501371072 × 10¹¹

Factors of 668501371072

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 328

Divisors of 668501371072

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 8 16 19 32 38 64 76 152 304 307 361 608 614 722 1216 1228 1444 2456 2888 4912 5776 5833 9824 11552 11666 19648 23104 23332 46664 93328 94249 110827 186656 188498 221654 373312 376996 443308 753992 886616 1507984 1773232 1790731 3015968 3546464 3581462 6031936 7092928 7162924 14325848 28651696 28934443 34023889 57303392 57868886 68047778 114606784 115737772 136095556 231475544 272191112 462951088 544382224 549754417 925902176 1088764448 1099508834 1851804352 2177528896 2199017668 4398035336 8796070672 10445333923 17592141344 20890667846 35184282688 41781335692 83562671384 167125342768 334250685536 668501371072
• Sum of all divisors σ(n): 1404626223000
• Sum of proper divisors (its aliquot sum) s(n): 736124851928
• 668501371072 is an abundant number, because the sum of its proper divisors (736124851928) is greater than itself. Its abundance is 67623480856

Bases of 668501371072

• Binary: 1001101110100101110010010110100011000000₂
• Hexadecimal: 0x9BA5C968C0
• Base-36: 8J3SGF5S

Squares and roots of 668501371072

• 668501371072 squared (668501371072²) is 446894083125143838429184
• 668501371072 cubed (668501371072³) is 298749307293122994547122346778165248
• The square root of 668501371072 is 817619.3313957297
• The cube root of 668501371072 is 8743.8111167317

Scales and comparisons

• 668,501,371,072 seconds is equal to 21,256 years, 14 weeks, 2 days, 9 hours, 17 minutes, 52 seconds.
• To count from 1 to 668,501,371,072 would take you about forty-two thousand, five hundred twelve 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 668501371072 cubic inches would be around 728.7 feet tall.

Recreational maths with 668501371072

• 668501371072 backwards is 270173105866
• The number of decimal digits it has is: 12
• The sum of 668501371072's digits is 46
• More coming soon!