428455018512

Names of 428455018512

• Cardinal: 428455018512 can be written as Four hundred twenty-eight billion, four hundred fifty-five million, eighteen thousand, five hundred twelve.

Scientific notation

• Scientific notation: 4.28455018512 × 10¹¹

Factors of 428455018512

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1592139

Divisors of 428455018512

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 1871 3742 5613 7484 11226 14968 16839 22452 29936 33678 44904 67356 89808 134712 269424 1590263 3180526 4770789 6361052 9541578 12722104 14312367 19083156 25444208 28624734 38166312 57249468 76332624 114498936 228997872 2975382073 5950764146 8926146219 11901528292 17852292438 23803056584 26778438657 35704584876 47606113168 53556877314 71409169752 107113754628 142818339504 214227509256 428455018512
• Sum of all divisors σ(n): 1199720605824
• Sum of proper divisors (its aliquot sum) s(n): 771265587312
• 428455018512 is an abundant number, because the sum of its proper divisors (771265587312) is greater than itself. Its abundance is 342810568800

Bases of 428455018512

• Binary: 110001111000001111010001100000000010000₂
• Hexadecimal: 0x63C1E8C010
• Base-36: 5GTV2040

Squares and roots of 428455018512

• 428455018512 squared (428455018512²) is 183573702888118262694144
• 428455018512 cubed (428455018512³) is 78653074269245098107464746513993728
• The square root of 428455018512 is 654564.7550181723
• The cube root of 428455018512 is 7538.7917167369

Scales and comparisons

• 428,455,018,512 seconds is equal to 13,623 years, 28 weeks, 2 days, 2 hours, 55 minutes, 12 seconds.
• To count from 1 to 428,455,018,512 would take you about twenty-seven thousand, two hundred forty-seven 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 428455018512 cubic inches would be around 628.2 feet tall.

Recreational maths with 428455018512

• 428455018512 backwards is 215810554824
• The number of decimal digits it has is: 12
• The sum of 428455018512's digits is 45
• More coming soon!