13² × 31 × 97

Prime Factor Structure

Factorization String 13^2 × 31 × 97

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 573,888

Proper Divisor Sum 65,705

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #508171 ← → #508187

1 13 31 97 169 403 1,261 3,007 5,239 16,393 39,091 508,183

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

508,183 1,524,550 762,275 2,286,826 1,143,413 3,430,240 1,715,120 857,560 428,780 214,390 107,195 321,586 160,793 482,380 241,190 120,595 361,786 180,893 542,680 271,340 135,670 67,835 203,506 101,753 305,260 152,630 76,315 228,946 114,473 343,420 171,710 85,855 257,566 128,783 386,350 193,175 579,526 289,763 869,290 434,645 1,303,936 651,968 325,984 162,992 81,496 40,748 20,374 10,187 30,562 15,281 45,844 22,922 11,461 34,384 17,192 8,596 4,298 2,149 6,448 3,224

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