2 × 68879

Prime Factor Structure

Factorization String 2 × 68879

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 206,640

Proper Divisor Sum 68,882

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #137743 ← → #137771

1 2 68,879 137,758

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

137,758 68,879 206,638 103,319 309,958 154,979 464,938 232,469 697,408 348,704 174,352 87,176 43,588 21,794 10,897 32,692 16,346 8,173 24,520 12,260 6,130 3,065 9,196 4,598 2,299 6,898 3,449 10,348 5,174 2,587 7,762 3,881 11,644 5,822 2,911 8,734 4,367 13,102 6,551 19,654 9,827 29,482 14,741 44,224 22,112 11,056 5,528 2,764 1,382 691 2,074 1,037 3,112 1,556 778 389 1,168 584 292 146

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