13397161261400065

Names of 13397161261400065

• Cardinal: 13397161261400065 can be written as Thirteen quadrillion, three hundred ninety-seven trillion, one hundred sixty-one billion, two hundred sixty-one million, four hundred thousand and sixty-five.

Scientific notation

• Scientific notation: 1.3397161261400065 × 10¹⁶

Factors of 13397161261400065

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 28099200

Divisors of 13397161261400065

• Number of divisors d(n): 16
• Complete list of divisors:
  1 5 2011 10055 47501 237505 28049683 95524511 140248415 477622555 56407912513 282039562565 1332387992183 6661939960915 2679432252280013 13397161261400065
• Sum of all divisors σ(n): 16084927030850496
• Sum of proper divisors (its aliquot sum) s(n): 2687765769450431
• 13397161261400065 is a deficient number, because the sum of its proper divisors (2687765769450431) is less than itself. Its deficiency is 10709395491949634

Bases of 13397161261400065

• Binary: 101111100110001010010110101101111111000000000000000001₂
• Hexadecimal: 0x2F98A5ADFC0001
• Base-36: 3NWWAX2L1C1

Squares and roots of 13397161261400065

• 13397161261400065 squared (13397161261400065²) is 179483929863958580760923982004225
• 13397161261400065 cubed (13397161261400065³) is 2404575152217272136679815263884983361188245274625
• The square root of 13397161261400065 is 115746106.8952215991
• The cube root of 13397161261400065 is 237504.0000000011

Scales and comparisons

• 13,397,161,261,400,065 seconds is equal to 425,988,287 years, 50 weeks, 3 days, 18 hours, 14 minutes, 25 seconds.
• To count from 1 to 13,397,161,261,400,065 would take you about one billion, two hundred seventy-seven million, nine hundred sixty-four thousand, eight hundred sixty-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 13397161261400065 cubic inches would be around 19792 feet tall.

Recreational maths with 13397161261400065

• 13397161261400065 backwards is 56000416216179331
• The number of decimal digits it has is: 17
• The sum of 13397161261400065's digits is 55
• More coming soon!