161321193

161,321,193 is an odd composite number composed of three prime numbers multiplied together.

What does the number 161321193 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 48 divisors.

161321193 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 161321193:

3³ × 11³ × 67²

(3 × 3 × 3 × 11 × 11 × 11 × 67 × 67)

See below for interesting mathematical facts about the number 161321193 from the Numbermatics database.

Names of 161321193

Cardinal: 161321193 can be written as One hundred sixty-one million, three hundred twenty-one thousand, one hundred ninety-three.

Scientific notation

Scientific notation: 1.61321193 × 10⁸

Factors of 161321193

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 8
Sum of prime factors: 81

Divisors of 161321193

Number of divisors d(n): 48
Complete list of divisors:
1 3 9 11 27 33 67 99 121 201 297 363 603 737 1089 1331 1809 2211 3267 3993 4489 6633 8107 11979 13467 19899 24321 35937 40401 49379 72963 89177 121203 148137 218889 267531 444411 543169 802593 1333233 1629507 2407779 4888521 5974859 14665563 17924577 53773731 161321193
Sum of all divisors σ(n): 266857920
Sum of proper divisors (its aliquot sum) s(n): 105536727
161321193 is a deficient number, because the sum of its proper divisors (105536727) is less than itself. Its deficiency is 55784466

Bases of 161321193

Binary: 1001100111011001000011101001₂
Hexadecimal: 0x99D90E9
Base-36: 2O1O89

Squares and roots of 161321193

161321193 squared (161321193²) is 26024527310943249
161321193 cubed (161321193³) is 4198307793062446883976057
The square root of 161321193 is 12701.2280114955
The cube root of 161321193 is 544.3737080837

Scales and comparisons

How big is 161321193?

161,321,193 seconds is equal to 5 years, 6 weeks, 5 days, 3 hours, 26 minutes, 33 seconds.
To count from 1 to 161,321,193 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 161321193 cubic inches would be around 45.4 feet tall.

Recreational maths with 161321193

161321193 backwards is 391123161
161321193 is a Harshad number.
The number of decimal digits it has is: 9
The sum of 161321193's digits is 27
More coming soon!

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The information we have on file for 161321193 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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