180428395142

Names of 180428395142

• Cardinal: 180428395142 can be written as One hundred eighty billion, four hundred twenty-eight million, three hundred ninety-five thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 1.80428395142 × 10¹¹

Factors of 180428395142

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 32192

Divisors of 180428395142

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 29 58 71 142 1429 2059 2858 4118 30661 41441 61322 82882 101459 202918 889169 1778338 2176931 2942311 4353862 5884622 43814569 63130999 87629138 126261998 1270622501 2541245002 3110834399 6221668798 90214197571 180428395142
• Sum of all divisors σ(n): 284126356800
• Sum of proper divisors (its aliquot sum) s(n): 103697961658
• 180428395142 is a deficient number, because the sum of its proper divisors (103697961658) is less than itself. Its deficiency is 76730433484

Bases of 180428395142

• Binary: 10101000000010010111101101001010000110₂
• Hexadecimal: 0x2A025ED286
• Base-36: 2AVYEOP2

Squares and roots of 180428395142

• 180428395142 squared (180428395142²) is 32554405773517689200164
• 180428395142 cubed (180428395142³) is 5873739188517255786333936123203288
• The square root of 180428395142 is 424768.6371920601
• The cube root of 180428395142 is 5650.6919051573

Scales and comparisons

• 180,428,395,142 seconds is equal to 5,737 years, 3 weeks, 2 days, 14 hours, 39 minutes, 2 seconds.
• To count from 1 to 180,428,395,142 would take you about eleven thousand, four hundred seventy-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 180428395142 cubic inches would be around 470.9 feet tall.

Recreational maths with 180428395142

• 180428395142 backwards is 241593824081
• The number of decimal digits it has is: 12
• The sum of 180428395142's digits is 47
• More coming soon!