3³ × 7 × 17 × 43

Prime Factor Structure

Factorization String 3^3 × 7 × 17 × 43

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 253,440

Proper Divisor Sum 115,281

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #138157 ← → #138163

1 3 7 9 17 21 27 43 51 63 119 129 153 189 301 357 387 459 731 903 1,071 1,161 2,193 2,709 3,213 5,117 6,579 8,127 15,351 19,737 46,053 138,159

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

138,159 414,478 207,239 621,718 310,859 932,578 466,289 1,398,868 699,434 349,717 1,049,152 524,576 262,288 131,144 65,572 32,786 16,393 49,180 24,590 12,295 36,886 18,443 55,330 27,665 82,996 41,498 20,749 62,248 31,124 15,562 7,781 23,344 11,672 5,836 2,918 1,459 4,378 2,189 6,568 3,284 1,642 821 2,464 1,232 616 308 154 77 232 116 58 29 88 44 22 11 34 17 52 26

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.