2 × 13² × 653

Prime Factor Structure

Factorization String 2 × 13^2 × 653

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 359,046

Proper Divisor Sum 138,332

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #220709 ← → #220721

1 2 13 26 169 338 653 1,306 8,489 16,978 110,357 220,714

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

220,714 110,357 331,072 165,536 82,768 41,384 20,692 10,346 5,173 15,520 7,760 3,880 1,940 970 485 1,456 728 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263 790 395 1,186 593 1,780 890 445 1,336 668 334 167 502 251 754 377 1,132 566 283 850 425 1,276 638 319 958 479 1,438

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