3 × 7 × 13 × 1061

Prime Factor Structure

Factorization String 3 × 7 × 13 × 1061

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 475,776

Proper Divisor Sum 186,123

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #289643 ← → #289657

1 3 7 13 21 39 91 273 1,061 3,183 7,427 13,793 22,281 41,379 96,551 289,653

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

289,653 868,960 434,480 217,240 108,620 54,310 27,155 81,466 40,733 122,200 61,100 30,550 15,275 45,826 22,913 68,740 34,370 17,185 51,556 25,778 12,889 38,668 19,334 9,667 29,002 14,501 43,504 21,752 10,876 5,438 2,719 8,158 4,079 12,238 6,119 18,358 9,179 27,538 13,769 41,308 20,654 10,327 30,982 15,491 46,474 23,237 69,712 34,856 17,428 8,714 4,357 13,072 6,536 3,268 1,634 817 2,452 1,226 613 1,840

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