161290

161,290 is an even composite number composed of three prime numbers multiplied together.

What does the number 161290 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

161290 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 161290:

2 × 5 × 127²

(2 × 5 × 127 × 127)

See below for interesting mathematical facts about the number 161290 from the Numbermatics database.

Names of 161290

Cardinal: 161290 can be written as One hundred sixty-one thousand, two hundred ninety.

Scientific notation

Scientific notation: 1.6129 × 10⁵

Factors of 161290

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 134

Divisors of 161290

Number of divisors d(n): 12
Complete list of divisors:
1 2 5 10 127 254 635 1270 16129 32258 80645 161290
Sum of all divisors σ(n): 292626
Sum of proper divisors (its aliquot sum) s(n): 131336
161290 is a deficient number, because the sum of its proper divisors (131336) is less than itself. Its deficiency is 29954

Bases of 161290

Binary: 100111011000001010₂
Hexadecimal: 0x2760A
Base-36: 3GGA

Squares and roots of 161290

161290 squared (161290²) is 26014464100
161290 cubed (161290³) is 4195872914689000
The square root of 161290 is 401.6092628413
The cube root of 161290 is 54.4338619197

Scales and comparisons

How big is 161290?

161,290 seconds is equal to 1 day, 20 hours, 48 minutes, 10 seconds.
To count from 1 to 161,290 would take you about twenty hours.

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 161290 cubic inches would be around 4.5 feet tall.

Recreational maths with 161290

161290 backwards is 092161
The number of decimal digits it has is: 6
The sum of 161290's digits is 19
More coming soon!

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The information we have on file for 161290 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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