16439620735934389

Names of 16439620735934389

• Cardinal: 16439620735934389 can be written as Sixteen quadrillion, four hundred thirty-nine trillion, six hundred twenty billion, seven hundred thirty-five million, nine hundred thirty-four thousand, three hundred eighty-nine.

Scientific notation

• Scientific notation: 1.6439620735934389 × 10¹⁶

Factors of 16439620735934389

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 336786

Divisors of 16439620735934389

• Number of divisors d(n): 24
• Complete list of divisors:
  1 7 49 23159 56299 162113 257321 394093 1134791 1801247 2758651 12608729 1303828541 5959297039 9126799787 14486914979 41715079273 63887598509 101408404853 292005554911 709858833971 335502463998661 2348517247990627 16439620735934389
• Sum of all divisors σ(n): 19124880219432000
• Sum of proper divisors (its aliquot sum) s(n): 2685259483497611
• 16439620735934389 is a deficient number, because the sum of its proper divisors (2685259483497611) is less than itself. Its deficiency is 13754361252436778

Bases of 16439620735934389

• Binary: 111010011001111011111101111010001101010001111110110101₂
• Hexadecimal: 0x3A67BF7A351FB5
• Base-36: 4HVCXI7QV91

Squares and roots of 16439620735934389

• 16439620735934389 squared (16439620735934389²) is 270261129941363941783784912803321
• 16439620735934389 cubed (16439620735934389³) is 4442990475901105018474824451501051889350317305869
• The square root of 16439620735934389 is 128217084.4151994785
• The cube root of 16439620735934389 is 254271.2538958025

Scales and comparisons

• 16,439,620,735,934,389 seconds is equal to 522,729,088 years, 16 weeks, 3 days, 9 hours, 19 minutes, 49 seconds.
• To count from 1 to 16,439,620,735,934,389 would take you about one billion, five hundred sixty-eight million, one hundred eighty-seven thousand, two hundred sixty-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 16439620735934389 cubic inches would be around 21189.3 feet tall.

Recreational maths with 16439620735934389

• 16439620735934389 backwards is 98343953702693461
• The number of decimal digits it has is: 17
• The sum of 16439620735934389's digits is 82
• More coming soon!