161316025

161,316,025 is an odd composite number composed of five prime numbers multiplied together.

What does the number 161316025 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

161316025 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 161316025:

5² × 13 × 61 × 79 × 103

(5 × 5 × 13 × 61 × 79 × 103)

See below for interesting mathematical facts about the number 161316025 from the Numbermatics database.

Names of 161316025

Cardinal: 161316025 can be written as One hundred sixty-one million, three hundred sixteen thousand and twenty-five.

Scientific notation

Scientific notation: 1.61316025 × 10⁸

Factors of 161316025

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 261

Divisors of 161316025

Number of divisors d(n): 48
Complete list of divisors:
1 5 13 25 61 65 79 103 305 325 395 515 793 1027 1339 1525 1975 2575 3965 4819 5135 6283 6695 8137 19825 24095 25675 31415 33475 40685 62647 81679 105781 120475 157075 203425 313235 408395 496357 528905 1566175 2041975 2481785 2644525 6452641 12408925 32263205 161316025
Sum of all divisors σ(n): 223874560
Sum of proper divisors (its aliquot sum) s(n): 62558535
161316025 is a deficient number, because the sum of its proper divisors (62558535) is less than itself. Its deficiency is 98757490

Bases of 161316025

Binary: 1001100111010111110010111001₂
Hexadecimal: 0x99D7CB9
Base-36: 2O1K8P

Squares and roots of 161316025

161316025 squared (161316025²) is 26022859921800625
161316025 cubed (161316025³) is 4197904321716687667515625
The square root of 161316025 is 12701.0245649711
The cube root of 161316025 is 544.3678949329

Scales and comparisons

How big is 161316025?

161,316,025 seconds is equal to 5 years, 6 weeks, 5 days, 2 hours, 25 seconds.
To count from 1 to 161,316,025 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 161316025 cubic inches would be around 45.4 feet tall.

Recreational maths with 161316025

161316025 backwards is 520613161
161316025 is a Harshad number.
The number of decimal digits it has is: 9
The sum of 161316025's digits is 25
More coming soon!

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The information we have on file for 161316025 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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