1397421

1,397,421 is an odd composite number composed of two prime numbers multiplied together.

What does the number 1397421 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

1397421 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

Prime factorization of 1397421:

3² × 155269

(3 × 3 × 155269)

See below for interesting mathematical facts about the number 1397421 from the Numbermatics database.

Names of 1397421

Cardinal: 1397421 can be written as One million, three hundred ninety-seven thousand, four hundred twenty-one.

Scientific notation

Scientific notation: 1.397421 × 10⁶

Factors of 1397421

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 3
Sum of prime factors: 155272

Divisors of 1397421

Number of divisors d(n): 6
Complete list of divisors:
1 3 9 155269 465807 1397421
Sum of all divisors σ(n): 2018510
Sum of proper divisors (its aliquot sum) s(n): 621089
1397421 is a deficient number, because the sum of its proper divisors (621089) is less than itself. Its deficiency is 776332

Bases of 1397421

Binary: 101010101001010101101₂
Hexadecimal: 0x1552AD
Base-36: TY99

Squares and roots of 1397421

1397421 squared (1397421²) is 1952785451241
1397421 cubed (1397421³) is 2728863398058649461
The square root of 1397421 is 1182.1256278417
The cube root of 1397421 is 111.8001591565

Scales and comparisons

How big is 1397421?

1,397,421 seconds is equal to 2 weeks, 2 days, 4 hours, 10 minutes, 21 seconds.
To count from 1 to 1,397,421 would take you about three weeks!

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 1397421 cubic inches would be around 9.3 feet tall.

Recreational maths with 1397421

1397421 backwards is 1247931
The number of decimal digits it has is: 7
The sum of 1397421's digits is 27
More coming soon!

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The information we have on file for 1397421 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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