3 × 31 × 7187

Prime Factor Structure

Factorization String 3 × 31 × 7187

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 920,064

Proper Divisor Sum 251,673

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #668347 ← → #668407

1 3 31 93 7,187 21,561 222,797 668,391

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

668,391 2,005,174 1,002,587 3,007,762 1,503,881 4,511,644 2,255,822 1,127,911 3,383,734 1,691,867 5,075,602 2,537,801 7,613,404 3,806,702 1,903,351 5,710,054 2,855,027 8,565,082 4,282,541 12,847,624 6,423,812 3,211,906 1,605,953 4,817,860 2,408,930 1,204,465 3,613,396 1,806,698 903,349 2,710,048 1,355,024 677,512 338,756 169,378 84,689 254,068 127,034 63,517 190,552 95,276 47,638 23,819 71,458 35,729 107,188 53,594 26,797 80,392 40,196 20,098 10,049 30,148 15,074 7,537 22,612 11,306 5,653 16,960 8,480 4,240

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