389649

389,649 is an odd composite number composed of four prime numbers multiplied together.

What does the number 389649 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

389649 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 389649:

3 × 13 × 97 × 103

See below for interesting mathematical facts about the number 389649 from the Numbermatics database.

Names of 389649

Cardinal: 389649 can be written as Three hundred eighty-nine thousand, six hundred forty-nine.

Scientific notation

Scientific notation: 3.89649 × 10⁵

Factors of 389649

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 216

Divisors of 389649

Number of divisors d(n): 16
Complete list of divisors:
1 3 13 39 97 103 291 309 1261 1339 3783 4017 9991 29973 129883 389649
Sum of all divisors σ(n): 570752
Sum of proper divisors (its aliquot sum) s(n): 181103
389649 is a deficient number, because the sum of its proper divisors (181103) is less than itself. Its deficiency is 208546

Bases of 389649

Binary: 1011111001000010001₂
Hexadecimal: 0x5F211
Base-36: 8CNL

Squares and roots of 389649

389649 squared (389649²) is 151826343201
389649 cubed (389649³) is 59158982801926449
The square root of 389649 is 624.2187116709
The cube root of 389649 is 73.0395107311

Scales and comparisons

How big is 389649?

389,649 seconds is equal to 4 days, 12 hours, 14 minutes, 9 seconds.
To count from 1 to 389,649 would take you about four days.

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 389649 cubic inches would be around 6.1 feet tall.

Recreational maths with 389649

389649 backwards is 946983
389649 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 389649's digits is 39
More coming soon!

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The information we have on file for 389649 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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