13 × 20479

Prime Factor Structure

Factorization String 13 × 20479

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 286,720

Proper Divisor Sum 20,493

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #266221 ← → #266239

1 13 20,479 266,227

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

266,227 798,682 399,341 1,198,024 599,012 299,506 149,753 449,260 224,630 112,315 336,946 168,473 505,420 252,710 126,355 379,066 189,533 568,600 284,300 142,150 71,075 213,226 106,613 319,840 159,920 79,960 39,980 19,990 9,995 29,986 14,993 44,980 22,490 11,245 33,736 16,868 8,434 4,217 12,652 6,326 3,163 9,490 4,745 14,236 7,118 3,559 10,678 5,339 16,018 8,009 24,028 12,014 6,007 18,022 9,011 27,034 13,517 40,552 20,276 10,138

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