164157703442

Names of 164157703442

• Cardinal: 164157703442 can be written as One hundred sixty-four billion, one hundred fifty-seven million, seven hundred three thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 1.64157703442 × 10¹¹

Factors of 164157703442

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 21698

Divisors of 164157703442

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 23 46 89 178 2047 2053 4094 4106 19531 39062 47219 94438 182717 365434 449213 898426 1738259 3476518 4202491 8404982 39979957 40097143 79959914 80194286 922234289 1844468578 3568645727 7137291454 82078851721 164157703442
• Sum of all divisors σ(n): 259969357440
• Sum of proper divisors (its aliquot sum) s(n): 95811653998
• 164157703442 is a deficient number, because the sum of its proper divisors (95811653998) is less than itself. Its deficiency is 68346049444

Bases of 164157703442

• Binary: 10011000111000100011111100010100010010₂
• Hexadecimal: 0x26388FC512
• Base-36: 23EV9AMQ

Squares and roots of 164157703442

• 164157703442 squared (164157703442²) is 26947751599351618647364
• 164157703442 cubed (164157703442³) is 4423681015475044213396656687026888
• The square root of 164157703442 is 405163.7982865695
• The cube root of 164157703442 is 5475.4576287913

Scales and comparisons

• 164,157,703,442 seconds is equal to 5,219 years, 36 weeks, 5 days, 10 hours, 4 minutes, 2 seconds.
• To count from 1 to 164,157,703,442 would take you about ten thousand, four hundred thirty-nine 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 164157703442 cubic inches would be around 456.3 feet tall.

Recreational maths with 164157703442

• 164157703442 backwards is 244307751461
• The number of decimal digits it has is: 12
• The sum of 164157703442's digits is 44
• More coming soon!