218720349420140432

Names of 218720349420140432

• Cardinal: 218720349420140432 can be written as Two hundred eighteen quadrillion, seven hundred twenty trillion, three hundred forty-nine billion, four hundred twenty million, one hundred forty thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 2.18720349420140432 × 10¹⁷

Factors of 218720349420140432

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 28208883

Divisors of 218720349420140432

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 8 16 19 38 76 152 304 361 722 1444 2888 5776 1413179 2826358 5652716 11305432 22610864 26795683 26850401 53591366 53700802 107182732 107401604 214365464 214803208 428730928 429606416 509117977 510157619 1018235954 1020315238 2036471908 2040630476 4072943816 4081260952 8145887632 8162521904 9673241563 19346483126 38692966252 77385932504 154771865008 37867096506257 75734193012514 151468386025028 302936772050056 605873544100112 719474833618883 1438949667237766 2877899334475532 5755798668951064 11511597337902128 13670021838758777 27340043677517554 54680087355035108 109360174710070216 218720349420140432
• Sum of all divisors σ(n): 447248610010282320
• Sum of proper divisors (its aliquot sum) s(n): 228528260590141888
• 218720349420140432 is an abundant number, because the sum of its proper divisors (228528260590141888) is greater than itself. Its abundance is 9807911170001456

Bases of 218720349420140432

• Binary: 1100001001000011001111111110111100010101100011011110010000₂
• Hexadecimal: 0x3090CFFBC563790
• Base-36: 1NTLW5ECOFBK

Squares and roots of 218720349420140432

• 218720349420140432 squared (218720349420140432²) is 47838591250468325008619518601146624
• 218720349420140432 cubed (218720349420140432³) is 10463273394069704853573871388092589670169554302701568
• The square root of 218720349420140432 is 467675474.4693593957
• The cube root of 218720349420140432 is 602508.3411505847

Scales and comparisons

• 218,720,349,420,140,432 seconds is equal to 6,954,630,565 years, 5 weeks, 1 day, 1 hour, 40 minutes, 32 seconds.
• To count from 1 to 218,720,349,420,140,432 would take you about twenty billion, eight hundred sixty-three million, eight hundred ninety-one thousand, six hundred ninety-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 218720349420140432 cubic inches would be around 50209 feet tall.

Recreational maths with 218720349420140432

• 218720349420140432 backwards is 234041024943027812
• The number of decimal digits it has is: 18
• The sum of 218720349420140432's digits is 56
• More coming soon!