161408

161,408 is an even composite number composed of three prime numbers multiplied together.

What does the number 161408 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 32 divisors.

161408 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 161408:

2⁷ × 13 × 97

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 13 × 97)

See below for interesting mathematical facts about the number 161408 from the Numbermatics database.

Names of 161408

Cardinal: 161408 can be written as One hundred sixty-one thousand, four hundred eight.

Scientific notation

Scientific notation: 1.61408 × 10⁵

Factors of 161408

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 9
Sum of prime factors: 112

Divisors of 161408

Number of divisors d(n): 32
Complete list of divisors:
1 2 4 8 13 16 26 32 52 64 97 104 128 194 208 388 416 776 832 1261 1552 1664 2522 3104 5044 6208 10088 12416 20176 40352 80704 161408
Sum of all divisors σ(n): 349860
Sum of proper divisors (its aliquot sum) s(n): 188452
161408 is an abundant number, because the sum of its proper divisors (188452) is greater than itself. Its abundance is 27044

Bases of 161408

Binary: 100111011010000000₂
Hexadecimal: 0x27680
Base-36: 3GJK

Squares and roots of 161408

161408 squared (161408²) is 26052542464
161408 cubed (161408³) is 4205088774029312
The square root of 161408 is 401.7561449437
The cube root of 161408 is 54.4471333147

Scales and comparisons

How big is 161408?

161,408 seconds is equal to 1 day, 20 hours, 50 minutes, 8 seconds.
To count from 1 to 161,408 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 161408 cubic inches would be around 4.5 feet tall.

Recreational maths with 161408

161408 backwards is 804161
The number of decimal digits it has is: 6
The sum of 161408's digits is 20
More coming soon!

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The information we have on file for 161408 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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