1028213432

Names of 1028213432

• Cardinal: 1028213432 can be written as One billion, twenty-eight million, two hundred thirteen thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 1.028213432 × 10⁹

Factors of 1028213432

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 81882

Divisors of 1028213432

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 4 8 1601 3202 6404 12808 80279 160558 321116 642232 128526679 257053358 514106716 1028213432
• Sum of all divisors σ(n): 1929128400
• Sum of proper divisors (its aliquot sum) s(n): 900914968
• 1028213432 is a deficient number, because the sum of its proper divisors (900914968) is less than itself. Its deficiency is 127298464

Bases of 1028213432

• Binary: 111101010010010100101010111000₂
• Hexadecimal: 0x3D494AB8
• Base-36: H066K8

Squares and roots of 1028213432

• 1028213432 squared (1028213432²) is 1057222861745218624
• 1028213432 cubed (1028213432³) is 1087050747063912750973357568
• The square root of 1028213432 is 32065.7672916149
• The cube root of 1028213432 is 1009.3173938785

Scales and comparisons

• 1,028,213,432 seconds is equal to 32 years, 36 weeks, 14 hours, 50 minutes, 32 seconds.
• To count from 1 to 1,028,213,432 would take you about sixty-five 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 1028213432 cubic inches would be around 84.1 feet tall.

Recreational maths with 1028213432

• 1028213432 backwards is 2343128201
• The number of decimal digits it has is: 10
• The sum of 1028213432's digits is 26
• More coming soon!