3² × 19² × 751

Prime Factor Structure

Factorization String 3^2 × 19^2 × 751

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 3,724,656

Proper Divisor Sum 1,284,657

Digit Sum / Digital Root 45 (Root: 9)

Adjacent Primes #2439991 ← → #2440003

1 3 9 19 57 171 361 751 1,083 2,253 3,249 6,759 14,269 42,807 128,421 271,111 813,333 2,439,999

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

2,439,999 7,319,998 3,659,999 10,979,998 5,489,999 16,469,998 8,234,999 24,704,998 12,352,499 37,057,498 18,528,749 55,586,248 27,793,124 13,896,562 6,948,281 20,844,844 10,422,422 5,211,211 15,633,634 7,816,817 23,450,452 11,725,226 5,862,613 17,587,840 8,793,920 4,396,960 2,198,480 1,099,240 549,620 274,810 137,405 412,216 206,108 103,054 51,527 154,582 77,291 231,874 115,937 347,812 173,906 86,953 260,860 130,430 65,215 195,646 97,823 293,470 146,735 440,206 220,103 660,310 330,155 990,466 495,233 1,485,700 742,850 371,425 1,114,276 557,138

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