1638431213173088

Names of 1638431213173088

• Cardinal: 1638431213173088 can be written as One quadrillion, six hundred thirty-eight trillion, four hundred thirty-one billion, two hundred thirteen million, one hundred seventy-three thousand and eighty-eight.

Scientific notation

• Scientific notation: 1.638431213173088 × 10¹⁵

Factors of 1638431213173088

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 86420

Divisors of 1638431213173088

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 16 19 32 38 76 152 304 361 608 722 1444 2888 5776 6859 11552 13718 27436 54872 86399 109744 172798 219488 345596 691192 1382384 1641581 2764768 3283162 6566324 13132648 26265296 31190039 52530592 62380078 124760156 249520312 499040624 592610741 998081248 1185221482 2370442964 4740885928 7464787201 9481771856 14929574402 18963543712 29859148804 59718297608 119436595216 141830956819 238873190432 283661913638 567323827276 1134647654552 2269295309104 2694788179561 4538590618208 5389576359122 10779152718244 21558305436488 43116610872976 51200975411659 86233221745952 102401950823318 204803901646636 409607803293272 819215606586544 1638431213173088
• Sum of all divisors σ(n): 3404878146888120
• Sum of proper divisors (its aliquot sum) s(n): 1766446933715032
• 1638431213173088 is an abundant number, because the sum of its proper divisors (1766446933715032) is greater than itself. Its abundance is 128015720541944

Bases of 1638431213173088

• Binary: 101110100100010010011111110011100110011100101100000₂
• Hexadecimal: 0x5D224FE733960
• Base-36: G4RWWPA6OW

Squares and roots of 1638431213173088

• 1638431213173088 squared (1638431213173088²) is 2684456840299836932621447455744
• 1638431213173088 cubed (1638431213173088³) is 4398297877563256374790975599723986834691817472
• The square root of 1638431213173088 is 40477539.6136312615
• The cube root of 1638431213173088 is 117889.7565865875

Scales and comparisons

• 1,638,431,213,173,088 seconds is equal to 52,097,044 years, 30 weeks, 12 hours, 58 minutes, 8 seconds.
• To count from 1 to 1,638,431,213,173,088 would take you about one hundred fifty-six million, two hundred ninety-one thousand, one hundred thirty-three 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 1638431213173088 cubic inches would be around 9824.1 feet tall.

Recreational maths with 1638431213173088

• 1638431213173088 backwards is 8803713121348361
• The number of decimal digits it has is: 16
• The sum of 1638431213173088's digits is 59
• More coming soon!