121391028

121,391,028 is an even composite number composed of four prime numbers multiplied together.

What does the number 121391028 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

121391028 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 121391028:

2² × 3³ × 11 × 102181

(2 × 2 × 3 × 3 × 3 × 11 × 102181)

See below for interesting mathematical facts about the number 121391028 from the Numbermatics database.

Names of 121391028

Cardinal: 121391028 can be written as One hundred twenty-one million, three hundred ninety-one thousand and twenty-eight.

Scientific notation

Scientific notation: 1.21391028 × 10⁸

Factors of 121391028

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 102197

Divisors of 121391028

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 6 9 11 12 18 22 27 33 36 44 54 66 99 108 132 198 297 396 594 1188 102181 204362 306543 408724 613086 919629 1123991 1226172 1839258 2247982 2758887 3371973 3678516 4495964 5517774 6743946 10115919 11035548 13487892 20231838 30347757 40463676 60695514 121391028
Sum of all divisors σ(n): 343331520
Sum of proper divisors (its aliquot sum) s(n): 221940492
121391028 is an abundant number, because the sum of its proper divisors (221940492) is greater than itself. Its abundance is 100549464

Bases of 121391028

Binary: 111001111000100011110110100₂
Hexadecimal: 0x73C47B4
Base-36: 209TX0

Squares and roots of 121391028

121391028 squared (121391028²) is 14735781678896784
121391028 cubed (121391028³) is 1788791686384846515653952
The square root of 121391028 is 11017.7596633799
The cube root of 121391028 is 495.1409699505

Scales and comparisons

How big is 121391028?

121,391,028 seconds is equal to 3 years, 44 weeks, 4 days, 23 hours, 43 minutes, 48 seconds.
To count from 1 to 121,391,028 would take you about five 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 121391028 cubic inches would be around 41.3 feet tall.

Recreational maths with 121391028

121391028 backwards is 820193121
121391028 is a Harshad number.
The number of decimal digits it has is: 9
The sum of 121391028's digits is 27
More coming soon!

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The information we have on file for 121391028 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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