164239985

164,239,985 is an odd composite number composed of five prime numbers multiplied together.

What does the number 164239985 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

164239985 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 164239985:

5 × 7 × 13 × 83 × 4349

See below for interesting mathematical facts about the number 164239985 from the Numbermatics database.

Names of 164239985

Cardinal: 164239985 can be written as One hundred sixty-four million, two hundred thirty-nine thousand, nine hundred eighty-five.

Scientific notation

Scientific notation: 1.64239985 × 10⁸

Factors of 164239985

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 4457

Divisors of 164239985

Number of divisors d(n): 32
Complete list of divisors:
1 5 7 13 35 65 83 91 415 455 581 1079 2905 4349 5395 7553 21745 30443 37765 56537 152215 282685 360967 395759 1804835 1978795 2526769 4692571 12633845 23462855 32847997 164239985
Sum of all divisors σ(n): 245548800
Sum of proper divisors (its aliquot sum) s(n): 81308815
164239985 is a deficient number, because the sum of its proper divisors (81308815) is less than itself. Its deficiency is 82931170

Bases of 164239985

Binary: 1001110010100001101001110001₂
Hexadecimal: 0x9CA1A71
Base-36: 2PS8DT

Squares and roots of 164239985

164239985 squared (164239985²) is 26974772672800225
164239985 cubed (164239985³) is 4430336259159118861996625
The square root of 164239985 is 12815.6148896569
The cube root of 164239985 is 547.6372306003

Scales and comparisons

How big is 164239985?

164,239,985 seconds is equal to 5 years, 11 weeks, 3 days, 22 hours, 13 minutes, 5 seconds.
To count from 1 to 164,239,985 would take you about seven 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 164239985 cubic inches would be around 45.6 feet tall.

Recreational maths with 164239985

164239985 backwards is 589932461
The number of decimal digits it has is: 9
The sum of 164239985's digits is 47
More coming soon!

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The information we have on file for 164239985 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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