5² × 13² × 19

Prime Factor Structure

Factorization String 5^2 × 13^2 × 19

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 113,460

Proper Divisor Sum 33,185

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #80273 ← → #80279

1 5 13 19 25 65 95 169 247 325 475 845 1,235 3,211 4,225 6,175 16,055 80,275

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

80,275 240,826 120,413 361,240 180,620 90,310 45,155 135,466 67,733 203,200 101,600 50,800 25,400 12,700 6,350 3,175 9,526 4,763 14,290 7,145 21,436 10,718 5,359 16,078 8,039 24,118 12,059 36,178 18,089 54,268 27,134 13,567 40,702 20,351 61,054 30,527 91,582 45,791 137,374 68,687 206,062 103,031 309,094 154,547 463,642 231,821 695,464 347,732 173,866 86,933 260,800 130,400 65,200 32,600 16,300 8,150 4,075 12,226 6,113 18,340

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