428002118634

Names of 428002118634

• Cardinal: 428002118634 can be written as Four hundred twenty-eight billion, two million, one hundred eighteen thousand, six hundred thirty-four.

Scientific notation

• Scientific notation: 4.28002118634 × 10¹¹

Factors of 428002118634

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1198

Divisors of 428002118634

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 29 58 71 87 142 174 213 426 841 1093 1682 2059 2186 2523 3279 4118 5046 6177 6558 12354 31697 59711 63394 77603 95091 119422 155206 179133 190182 232809 358266 465618 919213 1194649 1838426 2250487 2389298 2757639 3583947 4500974 5515278 6751461 7167894 13502922 34644821 65264123 69289642 84820079 103934463 130528246 169640158 195792369 207868926 254460237 391584738 508920474 1004699809 2009399618 2459782291 3014099427 4919564582 6028198854 7379346873 14758693746 71333686439 142667372878 214001059317 428002118634
• Sum of all divisors σ(n): 899849220192
• Sum of proper divisors (its aliquot sum) s(n): 471847101558
• 428002118634 is an abundant number, because the sum of its proper divisors (471847101558) is greater than itself. Its abundance is 43844982924

Bases of 428002118634

• Binary: 110001110100110111010100000101111101010₂
• Hexadecimal: 0x63A6EA0BEA
• Base-36: 5GMDESBU

Squares and roots of 428002118634

• 428002118634 squared (428002118634²) is 183185813555192610025956
• 428002118634 cubed (428002118634³) is 78403916305315352783049317731264104
• The square root of 428002118634 is 654218.7085631227
• The cube root of 428002118634 is 7536.1344781727

Scales and comparisons

• 428,002,118,634 seconds is equal to 13,609 years, 7 weeks, 3 days, 5 hours, 23 minutes, 54 seconds.
• To count from 1 to 428,002,118,634 would take you about twenty-seven thousand, two hundred eighteen 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 428002118634 cubic inches would be around 628 feet tall.

Recreational maths with 428002118634

• 428002118634 backwards is 436811200824
• The number of decimal digits it has is: 12
• The sum of 428002118634's digits is 39
• More coming soon!