4638998213

Names of 4638998213

• Cardinal: 4638998213 can be written as Four billion, six hundred thirty-eight million, nine hundred ninety-eight thousand, two hundred thirteen.

Scientific notation

• Scientific notation: 4.638998213 × 10⁹

Factors of 4638998213

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 55675

Divisors of 4638998213

• Number of divisors d(n): 8
• Complete list of divisors:
  1 71 1201 54403 85271 3862613 65338003 4638998213
• Sum of all divisors σ(n): 4708339776
• Sum of proper divisors (its aliquot sum) s(n): 69341563
• 4638998213 is a deficient number, because the sum of its proper divisors (69341563) is less than itself. Its deficiency is 4569656650

Bases of 4638998213

• Binary: 100010100100000010111111011000101₂
• Hexadecimal: 0x114817EC5
• Base-36: 24PXTXH

Squares and roots of 4638998213

• 4638998213 squared (4638998213²) is 21520304420217193369
• 4638998213 cubed (4638998213³) is 99832653748603561110666449597
• The square root of 4638998213 is 68110.1916969847
• The cube root of 4638998213 is 1667.7901391867

Scales and comparisons

• 4,638,998,213 seconds is equal to 147 years, 26 weeks, 2 days, 2 hours, 36 minutes, 53 seconds.
• To count from 1 to 4,638,998,213 would take you about two hundred ninety-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 4638998213 cubic inches would be around 139 feet tall.

Recreational maths with 4638998213

• 4638998213 backwards is 3128998364
• The number of decimal digits it has is: 10
• The sum of 4638998213's digits is 53
• More coming soon!