18357873049757942

Names of 18357873049757942

• Cardinal: 18357873049757942 can be written as Eighteen quadrillion, three hundred fifty-seven trillion, eight hundred seventy-three billion, forty-nine million, seven hundred fifty-seven thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 1.8357873049757942 × 10¹⁶

Factors of 18357873049757942

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 25810183

Divisors of 18357873049757942

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 61 122 8896793 16913327 17793586 33826654 542704373 1031712947 1085408746 2063425894 150474369260311 300948738520622 9178936524878971 18357873049757942
• Sum of all divisors σ(n): 27988237483100352
• Sum of proper divisors (its aliquot sum) s(n): 9630364433342410
• 18357873049757942 is a deficient number, because the sum of its proper divisors (9630364433342410) is less than itself. Its deficiency is 8727508616415532

Bases of 18357873049757942

• Binary: 1000001001110000110001101100101111101100110100011110110₂
• Hexadecimal: 0x41386365F668F6
• Base-36: 50RBMGBL8FQ

Squares and roots of 18357873049757942

• 18357873049757942 squared (18357873049757942²) is 337011502911028962430584792075364
• 18357873049757942 cubed (18357873049757942³) is 6186814386748798806802257201592155850940021540888
• The square root of 18357873049757942 is 135491228.6819997141
• The cube root of 18357873049757942 is 263799.5927487869

Scales and comparisons

• 18,357,873,049,757,942 seconds is equal to 583,723,578 years, 18 weeks, 2 days, 8 hours, 19 minutes, 2 seconds.
• To count from 1 to 18,357,873,049,757,942 would take you about one billion, seven hundred fifty-one million, one hundred seventy thousand, seven hundred thirty-five 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 18357873049757942 cubic inches would be around 21983.3 feet tall.

Recreational maths with 18357873049757942

• 18357873049757942 backwards is 24975794037875381
• The number of decimal digits it has is: 17
• The sum of 18357873049757942's digits is 89
• More coming soon!