13 × 19 × 691

Prime Factor Structure

Factorization String 13 × 19 × 691

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 193,760

Proper Divisor Sum 23,083

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #170669 ← → #170689

1 13 19 247 691 8,983 13,129 170,677

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

170,677 512,032 256,016 128,008 64,004 32,002 16,001 48,004 24,002 12,001 36,004 18,002 9,001 27,004 13,502 6,751 20,254 10,127 30,382 15,191 45,574 22,787 68,362 34,181 102,544 51,272 25,636 12,818 6,409 19,228 9,614 4,807 14,422 7,211 21,634 10,817 32,452 16,226 8,113 24,340 12,170 6,085 18,256 9,128 4,564 2,282 1,141 3,424 1,712 856 428 214 107 322 161 484 242 121 364 182

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