428258831

Names of 428258831

• Cardinal: 428258831 can be written as Four hundred twenty-eight million, two hundred fifty-eight thousand, eight hundred thirty-one.

Scientific notation

• Scientific notation: 4.28258831 × 10⁸

Factors of 428258831

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 472

Divisors of 428258831

• Number of divisors d(n): 64
• Complete list of divisors:
  1 7 11 13 31 37 77 91 143 217 259 341 373 403 407 481 1001 1147 2387 2611 2821 2849 3367 4103 4433 4849 5291 8029 11563 12617 13801 14911 28721 31031 33943 37037 53339 80941 88319 96607 104377 127193 150319 151811 164021 179413 373373 427831 890351 1052233 1062677 1148147 1255891 1653509 1973543 2994817 4706141 5561803 11574563 13814801 32942987 38932621 61179833 428258831
• Sum of all divisors σ(n): 611229696
• Sum of proper divisors (its aliquot sum) s(n): 182970865
• 428258831 is a deficient number, because the sum of its proper divisors (182970865) is less than itself. Its deficiency is 245287966

Bases of 428258831

• Binary: 11001100001101011011000001111₂
• Hexadecimal: 0x1986B60F
• Base-36: 72Z2MN

Squares and roots of 428258831

• 428258831 squared (428258831²) is 183405626329486561
• 428258831 cubed (428258831³) is 78545079130688735444070191
• The square root of 428258831 is 20694.4154544167
• The cube root of 428258831 is 753.7640882127

Scales and comparisons

• 428,258,831 seconds is equal to 13 years, 32 weeks, 16 hours, 47 minutes, 11 seconds.
• To count from 1 to 428,258,831 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 428258831 cubic inches would be around 62.8 feet tall.

Recreational maths with 428258831

• 428258831 backwards is 138852824
• The number of decimal digits it has is: 9
• The sum of 428258831's digits is 41
• More coming soon!