168808940855832940

Names of 168808940855832940

• Cardinal: 168808940855832940 can be written as One hundred sixty-eight quadrillion, eight hundred eight trillion, nine hundred forty billion, eight hundred fifty-five million, eight hundred thirty-two thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.6880894085583294 × 10¹⁷

Factors of 168808940855832940

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 788900556296

Divisors of 168808940855832940

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 10 13 20 26 52 65 130 260 823 1646 3292 4115 8230 10699 16460 21398 42796 53495 106990 213980 788900555453 1577801110906 3155602221812 3944502777265 7889005554530 10255707220889 15778011109060 20511414441778 41022828883556 51278536104445 102557072208890 205114144417780 649265157137819 1298530314275638 2597060628551276 3246325785689095 6492651571378190 8440447042791647 12985303142756380 16880894085583294 33761788171166588 42202235213958235 84404470427916470 168808940855832940
• Sum of all divisors σ(n): 382231785924128448
• Sum of proper divisors (its aliquot sum) s(n): 213422845068295508
• 168808940855832940 is an abundant number, because the sum of its proper divisors (213422845068295508) is greater than itself. Its abundance is 44613904212462568

Bases of 168808940855832940

• Binary: 1001010111101110101101011001011010100111110011000101101100₂
• Hexadecimal: 0x257BAD65A9F316C
• Base-36: 1A65RWUBVBZG

Squares and roots of 168808940855832940

• 168808940855832940 squared (168808940855832940²) is 28496458512868103569417221189043600
• 168808940855832940 cubed (168808940855832940³) is 4810456979699448792019474436706824226633479976184000
• The square root of 168808940855832940 is 410863652.3907084921
• The cube root of 168808940855832940 is 552669.0550756221

Scales and comparisons

• 168,808,940,855,832,940 seconds is equal to 5,367,602,158 years, 45 weeks, 4 days, 9 hours, 35 minutes, 40 seconds.
• To count from 1 to 168,808,940,855,832,940 would take you about sixteen billion, one hundred two million, eight hundred six thousand, four hundred seventy-six 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 168808940855832940 cubic inches would be around 46055.8 feet tall.

Recreational maths with 168808940855832940

• 168808940855832940 backwards is 049238558049808861
• The number of decimal digits it has is: 18
• The sum of 168808940855832940's digits is 88
• More coming soon!