389697842

389,697,842 is an even composite number composed of three prime numbers multiplied together.

What does the number 389697842 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

389697842 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 389697842:

2 × 71 × 2744351

See below for interesting mathematical facts about the number 389697842 from the Numbermatics database.

Names of 389697842

Cardinal: 389697842 can be written as Three hundred eighty-nine million, six hundred ninety-seven thousand, eight hundred forty-two.

Scientific notation

Scientific notation: 3.89697842 × 10⁸

Factors of 389697842

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 3
Sum of prime factors: 2744424

Divisors of 389697842

Number of divisors d(n): 8
Complete list of divisors:
1 2 71 142 2744351 5488702 194848921 389697842
Sum of all divisors σ(n): 592780032
Sum of proper divisors (its aliquot sum) s(n): 203082190
389697842 is a deficient number, because the sum of its proper divisors (203082190) is less than itself. Its deficiency is 186615652

Bases of 389697842

Binary: 10111001110100101000100110010₂
Hexadecimal: 0x173A5132
Base-36: 6G0KS2

Squares and roots of 389697842

389697842 squared (389697842²) is 151864408059456964
389697842 cubed (389697842³) is 59181232097377786562671688
The square root of 389697842 is 19740.7659932437
The cube root of 389697842 is 730.4256240643

Scales and comparisons

How big is 389697842?

389,697,842 seconds is equal to 12 years, 20 weeks, 2 days, 9 hours, 24 minutes, 2 seconds.
To count from 1 to 389,697,842 would take you about eighteen 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 389697842 cubic inches would be around 60.9 feet tall.

Recreational maths with 389697842

389697842 backwards is 248796983
The number of decimal digits it has is: 9
The sum of 389697842's digits is 56
More coming soon!

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The information we have on file for 389697842 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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