13² × 1303

Prime Factor Structure

Factorization String 13^2 × 1303

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 238,632

Proper Divisor Sum 18,425

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #220189 ← → #220217

1 13 169 1,303 16,939 220,207

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

220,207 660,622 330,311 990,934 495,467 1,486,402 743,201 2,229,604 1,114,802 557,401 1,672,204 836,102 418,051 1,254,154 627,077 1,881,232 940,616 470,308 235,154 117,577 352,732 176,366 88,183 264,550 132,275 396,826 198,413 595,240 297,620 148,810 74,405 223,216 111,608 55,804 27,902 13,951 41,854 20,927 62,782 31,391 94,174 47,087 141,262 70,631 211,894 105,947 317,842 158,921 476,764 238,382 119,191 357,574 178,787 536,362 268,181 804,544 402,272 201,136 100,568 50,284

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