4721161121

Names of 4721161121

• Cardinal: 4721161121 can be written as Four billion, seven hundred twenty-one million, one hundred sixty-one thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 4.721161121 × 10⁹

Factors of 4721161121

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 491022

Divisors of 4721161121

• Number of divisors d(n): 4
• Complete list of divisors:
  1 9811 481211 4721161121
• Sum of all divisors σ(n): 4721652144
• Sum of proper divisors (its aliquot sum) s(n): 491023
• 4721161121 is a deficient number, because the sum of its proper divisors (491023) is less than itself. Its deficiency is 4720670098

Bases of 4721161121

• Binary: 100011001011001110011001110100001₂
• Hexadecimal: 0x1196733A1
• Base-36: 262UV8H

Squares and roots of 4721161121

• 4721161121 squared (4721161121²) is 22289362330441976641
• 4721161121 cubed (4721161121³) is 105231670846364614863879374561
• The square root of 4721161121 is 68710.7060144197
• The cube root of 4721161121 is 1677.5788443333

Scales and comparisons

• 4,721,161,121 seconds is equal to 150 years, 6 weeks, 1 day, 1 hour, 38 minutes, 41 seconds.
• To count from 1 to 4,721,161,121 would take you about three hundred 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 4721161121 cubic inches would be around 139.8 feet tall.

Recreational maths with 4721161121

• 4721161121 backwards is 1211611274
• The number of decimal digits it has is: 10
• The sum of 4721161121's digits is 26
• More coming soon!