3 × 17 × 67 × 149

Prime Factor Structure

Factorization String 3 × 17 × 67 × 149

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 734,400

Proper Divisor Sum 225,267

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #509123 ← → #509137

1 3 17 51 67 149 201 447 1,139 2,533 3,417 7,599 9,983 29,949 169,711 509,133

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

509,133 1,527,400 763,700 381,850 190,925 572,776 286,388 143,194 71,597 214,792 107,396 53,698 26,849 80,548 40,274 20,137 60,412 30,206 15,103 45,310 22,655 67,966 33,983 101,950 50,975 152,926 76,463 229,390 114,695 344,086 172,043 516,130 258,065 774,196 387,098 193,549 580,648 290,324 145,162 72,581 217,744 108,872 54,436 27,218 13,609 40,828 20,414 10,207 30,622 15,311 45,934 22,967 68,902 34,451 103,354 51,677 155,032 77,516 38,758 19,379

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