1398999

1,398,999 is an odd composite number composed of four prime numbers multiplied together.

What does the number 1398999 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

1398999 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 1398999:

3 × 7² × 31 × 307

(3 × 7 × 7 × 31 × 307)

See below for interesting mathematical facts about the number 1398999 from the Numbermatics database.

Names of 1398999

Cardinal: 1398999 can be written as One million, three hundred ninety-eight thousand, nine hundred ninety-nine.

Scientific notation

Scientific notation: 1.398999 × 10⁶

Factors of 1398999

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 348

Divisors of 1398999

Number of divisors d(n): 24
Complete list of divisors:
1 3 7 21 31 49 93 147 217 307 651 921 1519 2149 4557 6447 9517 15043 28551 45129 66619 199857 466333 1398999
Sum of all divisors σ(n): 2247168
Sum of proper divisors (its aliquot sum) s(n): 848169
1398999 is a deficient number, because the sum of its proper divisors (848169) is less than itself. Its deficiency is 550830

Bases of 1398999

Binary: 101010101100011010111₂
Hexadecimal: 0x1558D7
Base-36: TZH3

Squares and roots of 1398999

1398999 squared (1398999²) is 1957198202001
1398999 cubed (1398999³) is 2738118327401196999
The square root of 1398999 is 1182.7928812771
The cube root of 1398999 is 111.8422257647

Scales and comparisons

How big is 1398999?

1,398,999 seconds is equal to 2 weeks, 2 days, 4 hours, 36 minutes, 39 seconds.
To count from 1 to 1,398,999 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 1398999 cubic inches would be around 9.3 feet tall.

Recreational maths with 1398999

1398999 backwards is 9998931
The number of decimal digits it has is: 7
The sum of 1398999's digits is 48
More coming soon!

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The information we have on file for 1398999 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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