3 × 5 × 11 × 397

Prime Factor Structure

Factorization String 3 × 5 × 11 × 397

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 114,624

Proper Divisor Sum 49,119

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #65497 ← → #65519

1 3 5 11 15 33 55 165 397 1,191 1,985 4,367 5,955 13,101 21,835 65,505

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

65,505 196,516 98,258 49,129 147,388 73,694 36,847 110,542 55,271 165,814 82,907 248,722 124,361 373,084 186,542 93,271 279,814 139,907 419,722 209,861 629,584 314,792 157,396 78,698 39,349 118,048 59,024 29,512 14,756 7,378 3,689 11,068 5,534 2,767 8,302 4,151 12,454 6,227 18,682 9,341 28,024 14,012 7,006 3,503 10,510 5,255 15,766 7,883 23,650 11,825 35,476 17,738 8,869 26,608 13,304 6,652 3,326 1,663 4,990 2,495

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