5161818672

Names of 5161818672

• Cardinal: 5161818672 can be written as Five billion, one hundred sixty-one million, eight hundred eighteen thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 5.161818672 × 10⁹

Factors of 5161818672

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 335121

Divisors of 5161818672

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 36 48 72 107 144 214 321 428 642 856 963 1284 1712 1926 2568 3852 5136 7704 15408 335009 670018 1005027 1340036 2010054 2680072 3015081 4020108 5360144 6030162 8040216 12060324 16080432 24120648 35845963 48241296 71691926 107537889 143383852 215075778 286767704 322613667 430151556 573535408 645227334 860303112 1290454668 1720606224 2580909336 5161818672
• Sum of all divisors σ(n): 14580975240
• Sum of proper divisors (its aliquot sum) s(n): 9419156568
• 5161818672 is an abundant number, because the sum of its proper divisors (9419156568) is greater than itself. Its abundance is 4257337896

Bases of 5161818672

• Binary: 100110011101010110001101000110000₂
• Hexadecimal: 0x133AB1A30
• Base-36: 2DD7OS0

Squares and roots of 5161818672

• 5161818672 squared (5161818672²) is 26644372002607843584
• 5161818672 cubed (5161818672³) is 137533416906775199705546600448
• The square root of 5161818672 is 71845.7978729445
• The cube root of 5161818672 is 1728.2275131249

Scales and comparisons

• 5,161,818,672 seconds is equal to 164 years, 6 weeks, 5 days, 6 hours, 31 minutes, 12 seconds.
• To count from 1 to 5,161,818,672 would take you about three hundred twenty-eight 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 5161818672 cubic inches would be around 144 feet tall.

Recreational maths with 5161818672

• 5161818672 backwards is 2768181615
• The number of decimal digits it has is: 10
• The sum of 5161818672's digits is 45
• More coming soon!