131 × 1669

Prime Factor Structure

Factorization String 131 × 1669

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 220,440

Proper Divisor Sum 1,801

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #218629 ← → #218641

1 131 1,669 218,639

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

218,639 655,918 327,959 983,878 491,939 1,475,818 737,909 2,213,728 1,106,864 553,432 276,716 138,358 69,179 207,538 103,769 311,308 155,654 77,827 233,482 116,741 350,224 175,112 87,556 43,778 21,889 65,668 32,834 16,417 49,252 24,626 12,313 36,940 18,470 9,235 27,706 13,853 41,560 20,780 10,390 5,195 15,586 7,793 23,380 11,690 5,845 17,536 8,768 4,384 2,192 1,096 548 274 137 412 206 103 310 155 466 233

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