67683868731

Names of 67683868731

• Cardinal: 67683868731 can be written as Sixty-seven billion, six hundred eighty-three million, eight hundred sixty-eight thousand, seven hundred thirty-one.

Scientific notation

• Scientific notation: 6.7683868731 × 10¹⁰

Factors of 67683868731

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 12247

Divisors of 67683868731

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 17 27 51 53 153 159 233 459 477 699 901 1431 2097 2703 3961 6291 8109 11883 11941 12349 24327 35649 35823 37047 106947 107469 111141 202997 209933 322407 333423 608991 629799 632873 1826973 1889397 1898619 2782253 5480919 5668191 5695857 8346759 10758841 17087571 25040277 32276523 47298301 75120831 96829569 141894903 147459409 290488707 425684709 442378227 1277054127 1327134681 2506809953 3981404043 7520429859 22561289577 67683868731
• Sum of all divisors σ(n): 108647360640
• Sum of proper divisors (its aliquot sum) s(n): 40963491909
• 67683868731 is a deficient number, because the sum of its proper divisors (40963491909) is less than itself. Its deficiency is 26720376822

Bases of 67683868731

• Binary: 111111000010010001011110000000111011₂
• Hexadecimal: 0xFC245E03B
• Base-36: V3D87CR

Squares and roots of 67683868731

• 67683868731 squared (67683868731²) is 4581106086395239550361
• 67683868731 cubed (67683868731³) is 310066982994360538709933387661891
• The square root of 67683868731 is 260161.2360268147
• The cube root of 67683868731 is 4075.3200843781

Scales and comparisons

• 67,683,868,731 seconds is equal to 2,152 years, 7 weeks, 1 day, 2 hours, 38 minutes, 51 seconds.
• To count from 1 to 67,683,868,731 would take you about four thousand, three hundred 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 67683868731 cubic inches would be around 339.6 feet tall.

Recreational maths with 67683868731

• 67683868731 backwards is 13786838676
• The number of decimal digits it has is: 11
• The sum of 67683868731's digits is 63
• More coming soon!