389402397
389,402,397 is an odd composite number composed of four prime numbers multiplied together.
389402397 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 389402397:
35 × 192 × 23 × 193
(3 × 3 × 3 × 3 × 3 × 19 × 19 × 23 × 193)See below for interesting mathematical facts about the number 389402397 from the Numbermatics database.
Names of 389402397
- Cardinal: 389402397 can be written as Three hundred eighty-nine million, four hundred two thousand, three hundred ninety-seven.
Scientific notation
- Scientific notation: 3.89402397 × 108
Factors of 389402397
Divisors of 389402397
- Number of divisors d(n): 72
-
Complete list of divisors:
1 3 9 19 23 27 57 69 81 171 193 207 243 361 437 513 579 621 1083 1311 1539 1737 1863 3249 3667 3933 4439 4617 5211 5589 8303 9747 11001 11799 13317 15633 24909 29241 33003 35397 39951 46899 69673 74727 84341 87723 99009 106191 119853 209019 224181 253023 297027 359559 627057 672543 759069 891081 1078677 1602479 1881171 2017629 2277207 4807437 5643513 6831621 14422311 16930539 20494863 43266933 129800799 389402397
- Sum of all divisors σ(n): 645712704
- Sum of proper divisors (its aliquot sum) s(n): 256310307
- 389402397 is a deficient number, because the sum of its proper divisors (256310307) is less than itself. Its deficiency is 133092090
Bases of 389402397
- Binary: 101110011010111001111000111012
- Hexadecimal: 0x1735CF1D
- Base-36: 6FU8T9
Squares and roots of 389402397
- 389402397 squared (3894023972) is 151634226789345609
- 389402397 cubed (3894023973) is 59046731379012794206024773
-
The
square root of 389402397 is 19733.2814554499 -
The
cube root of 389402397 is 730.2409894287
Scales and comparisons
How big is 389402397?- 389,402,397 seconds is equal to 12 years, 19 weeks, 5 days, 23 hours, 19 minutes, 57 seconds.
-
To count from 1 to 389,402,397 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 389402397 cubic inches would be around 60.9 feet tall.
Recreational maths with 389402397
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The information we have on file for 389402397 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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