398831742

398,831,742 is an even composite number composed of four prime numbers multiplied together.

What does the number 398831742 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

398831742 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 398831742:

2 × 3³ × 373 × 19801

(2 × 3 × 3 × 3 × 373 × 19801)

See below for interesting mathematical facts about the number 398831742 from the Numbermatics database.

Names of 398831742

Cardinal: 398831742 can be written as Three hundred ninety-eight million, eight hundred thirty-one thousand, seven hundred forty-two.

Scientific notation

Scientific notation: 3.98831742 × 10⁸

Factors of 398831742

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 20179

Divisors of 398831742

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 6 9 18 27 54 373 746 1119 2238 3357 6714 10071 19801 20142 39602 59403 118806 178209 356418 534627 1069254 7385773 14771546 22157319 44314638 66471957 132943914 199415871 398831742
Sum of all divisors σ(n): 888713760
Sum of proper divisors (its aliquot sum) s(n): 489882018
398831742 is an abundant number, because the sum of its proper divisors (489882018) is greater than itself. Its abundance is 91050276

Bases of 398831742

Binary: 10111110001011011000001111110₂
Hexadecimal: 0x17C5B07E
Base-36: 6LGCJI

Squares and roots of 398831742

398831742 squared (398831742²) is 159066758426754564
398831742 cubed (398831742³) is 63440872357635702166570488
The square root of 398831742 is 19970.7721933831
The cube root of 398831742 is 736.0882837053

Scales and comparisons

How big is 398831742?

398,831,742 seconds is equal to 12 years, 35 weeks, 3 days, 2 hours, 35 minutes, 42 seconds.
To count from 1 to 398,831,742 would take you about nineteen 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 398831742 cubic inches would be around 61.3 feet tall.

Recreational maths with 398831742

398831742 backwards is 247138893
The number of decimal digits it has is: 9
The sum of 398831742's digits is 45
More coming soon!

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The information we have on file for 398831742 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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