3628681389

Names of 3628681389

• Cardinal: 3628681389 can be written as Three billion, six hundred twenty-eight million, six hundred eighty-one thousand, three hundred eighty-nine.

Scientific notation

• Scientific notation: 3.628681389 × 10⁹

Factors of 3628681389

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 158

Divisors of 3628681389

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 19 27 47 57 89 141 171 267 361 423 513 801 893 1083 1269 1691 2403 2679 3249 4183 5073 7921 8037 9747 12549 15219 16967 23763 24111 32129 37647 45657 50901 71289 79477 96387 112941 150499 152703 213867 238431 289161 372287 451497 458109 715293 867483 1116861 1354491 1510063 2145879 2859481 3350583 4063473 4530189 7073453 8578443 10051749 13590567 21220359 25735329 40771701 63661077 77205987 134395607 190983231 403186821 1209560463 3628681389
• Sum of all divisors σ(n): 5860206720
• Sum of proper divisors (its aliquot sum) s(n): 2231525331
• 3628681389 is a deficient number, because the sum of its proper divisors (2231525331) is less than itself. Its deficiency is 1397156058

Bases of 3628681389

• Binary: 11011000010010010100100010101101₂
• Hexadecimal: 0xD84948AD
• Base-36: 1O0F8H9

Squares and roots of 3628681389

• 3628681389 squared (3628681389²) is 13167328622874969321
• 3628681389 cubed (3628681389³) is 47780040316673400849058666869
• The square root of 3628681389 is 60238.5374075433
• The cube root of 3628681389 is 1536.6782549925

Scales and comparisons

• 3,628,681,389 seconds is equal to 115 years, 19 weeks, 5 days, 15 hours, 3 minutes, 9 seconds.
• To count from 1 to 3,628,681,389 would take you about two hundred thirty 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 3628681389 cubic inches would be around 128.1 feet tall.

Recreational maths with 3628681389

• 3628681389 backwards is 9831868263
• The number of decimal digits it has is: 10
• The sum of 3628681389's digits is 54
• More coming soon!