3 × 13 × 59 × 191

Prime Factor Structure

Factorization String 3 × 13 × 59 × 191

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 645,120

Proper Divisor Sum 205,629

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #439471 ← → #439493

1 3 13 39 59 177 191 573 767 2,301 2,483 7,449 11,269 33,807 146,497 439,491

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

439,491 1,318,474 659,237 1,977,712 988,856 494,428 247,214 123,607 370,822 185,411 556,234 278,117 834,352 417,176 208,588 104,294 52,147 156,442 78,221 234,664 117,332 58,666 29,333 88,000 44,000 22,000 11,000 5,500 2,750 1,375 4,126 2,063 6,190 3,095 9,286 4,643 13,930 6,965 20,896 10,448 5,224 2,612 1,306 653 1,960 980 490 245 736 368 184 92 46 23 70 35 106 53 160 80

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