164168381220

Names of 164168381220

• Cardinal: 164168381220 can be written as One hundred sixty-four billion, one hundred sixty-eight million, three hundred eighty-one thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.6416838122 × 10¹¹

Factors of 164168381220

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 10171802

Divisors of 164168381220

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 30 60 269 538 807 1076 1345 1614 2690 3228 4035 5380 8070 16140 10171523 20343046 30514569 40686092 50857615 61029138 101715230 122058276 152572845 203430460 305145690 610291380 2736139687 5472279374 8208419061 10944558748 13680698435 16416838122 27361396870 32833676244 41042095305 54722793740 82084190610 164168381220
• Sum of all divisors σ(n): 461380328640
• Sum of proper divisors (its aliquot sum) s(n): 297211947420
• 164168381220 is an abundant number, because the sum of its proper divisors (297211947420) is greater than itself. Its abundance is 133043566200

Bases of 164168381220

• Binary: 10011000111001001100101011001100100100₂
• Hexadecimal: 0x263932B324
• Base-36: 23F1M5NO

Squares and roots of 164168381220

• 164168381220 squared (164168381220²) is 26951257392395248688400
• 164168381220 cubed (164168381220³) is 4424544297953086315593956191848000
• The square root of 164168381220 is 405176.9751849185
• The cube root of 164168381220 is 5475.5763448231

Scales and comparisons

• 164,168,381,220 seconds is equal to 5,220 years, 2 weeks, 3 days, 7 minutes.
• To count from 1 to 164,168,381,220 would take you about ten thousand, four hundred forty 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 164168381220 cubic inches would be around 456.3 feet tall.

Recreational maths with 164168381220

• 164168381220 backwards is 022183861461
• The number of decimal digits it has is: 12
• The sum of 164168381220's digits is 42
• More coming soon!