3² × 5 × 19 × 21563

Prime Factor Structure

Factorization String 3^2 × 5 × 19 × 21563

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 33,639,840

Proper Divisor Sum 15,203,475

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #18436349 ← → #18436367

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

18,436,365 55,309,096 27,654,548 13,827,274 6,913,637 20,740,912 10,370,456 5,185,228 2,592,614 1,296,307 3,888,922 1,944,461 5,833,384 2,916,692 1,458,346 729,173 2,187,520 1,093,760 546,880 273,440 136,720 68,360 34,180 17,090 8,545 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 91

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