138,294

2 × 3³ × 13 × 197

Prime Factor Structure

Factorization String 2 × 3^3 × 13 × 197

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 32

Divisor Sum (σ) 332,640

Proper Divisor Sum 194,346

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #138289 ← → #138311

1 2 3 6 9 13 18 26 27 39 54 78 117 197 234 351 394 591 702 1,182 1,773 2,561 3,546 5,122 5,319 7,683 10,638 15,366 23,049 46,098 69,147 138,294

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

138,294 69,147 207,442 103,721 311,164 155,582 77,791 233,374 116,687 350,062 175,031 525,094 262,547 787,642 393,821 1,181,464 590,732 295,366 147,683 443,050 221,525 664,576 332,288 166,144 83,072 41,536 20,768 10,384 5,192 2,596 1,298 649 1,948 974 487 1,462 731 2,194 1,097 3,292 1,646 823 2,470 1,235 3,706 1,853 5,560 2,780 1,390 695 2,086 1,043 3,130 1,565 4,696 2,348 1,174 587 1,762 881

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