428999214

Names of 428999214

• Cardinal: 428999214 can be written as Four hundred twenty-eight million, nine hundred ninety-nine thousand, two hundred fourteen.

Scientific notation

• Scientific notation: 4.28999214 × 10⁸

Factors of 428999214

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1351

Divisors of 428999214

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 7 14 19 21 38 42 49 57 61 98 114 122 133 147 183 266 294 366 399 427 798 854 931 1159 1259 1281 1862 2318 2518 2562 2793 2989 3477 3777 5586 5978 6954 7554 8113 8813 8967 16226 17626 17934 23921 24339 26439 47842 48678 52878 56791 61691 71763 76799 113582 123382 143526 153598 167447 170373 185073 230397 334894 340746 370146 460794 502341 537593 1004682 1075186 1172129 1459181 1612779 2344258 2918362 3225558 3516387 3763151 4377543 7032774 7526302 8755086 10214267 11289453 20428534 22578906 30642801 61285602 71499869 142999738 214499607 428999214
• Sum of all divisors σ(n): 1068681600
• Sum of proper divisors (its aliquot sum) s(n): 639682386
• 428999214 is an abundant number, because the sum of its proper divisors (639682386) is greater than itself. Its abundance is 210683172

Bases of 428999214

• Binary: 11001100100100000001000101110₂
• Hexadecimal: 0x1992022E
• Base-36: 73EXWU

Squares and roots of 428999214

• 428999214 squared (428999214²) is 184040325612617796
• 428999214 cubed (428999214³) is 78953155032117102966412344
• The square root of 428999214 is 20712.2962029805
• The cube root of 428999214 is 754.1982126109

Scales and comparisons

• 428,999,214 seconds is equal to 13 years, 33 weeks, 2 days, 6 hours, 26 minutes, 54 seconds.
• To count from 1 to 428,999,214 would take you about twenty 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 428999214 cubic inches would be around 62.8 feet tall.

Recreational maths with 428999214

• 428999214 backwards is 412999824
• The number of decimal digits it has is: 9
• The sum of 428999214's digits is 48
• More coming soon!