164649556240

Names of 164649556240

• Cardinal: 164649556240 can be written as One hundred sixty-four billion, six hundred forty-nine million, five hundred fifty-six thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.6464955624 × 10¹¹

Factors of 164649556240

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 158316901

Divisors of 164649556240

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 40 52 65 80 104 130 208 260 520 1040 158316881 316633762 633267524 791584405 1266535048 1583168810 2058119453 2533070096 3166337620 4116238906 6332675240 8232477812 10290597265 12665350480 16464955624 20581194530 32929911248 41162389060 82324778120 164649556240
• Sum of all divisors σ(n): 412257160728
• Sum of proper divisors (its aliquot sum) s(n): 247607604488
• 164649556240 is an abundant number, because the sum of its proper divisors (247607604488) is greater than itself. Its abundance is 82958048248

Bases of 164649556240

• Binary: 10011001010101111000001101100100010000₂
• Hexadecimal: 0x2655E0D910
• Base-36: 23N03EOG

Squares and roots of 164649556240

• 164649556240 squared (164649556240²) is 27109476370028922937600
• 164649556240 cubed (164649556240³) is 4463563254224028197640997210624000
• The square root of 164649556240 is 405770.3244940417
• The cube root of 164649556240 is 5480.9207370099

Scales and comparisons

• 164,649,556,240 seconds is equal to 5,235 years, 18 weeks, 3 hours, 50 minutes, 40 seconds.
• To count from 1 to 164,649,556,240 would take you about ten thousand, four hundred seventy 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 164649556240 cubic inches would be around 456.7 feet tall.

Recreational maths with 164649556240

• 164649556240 backwards is 042655946461
• 164649556240 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 164649556240's digits is 52
• More coming soon!