3 × 13 × 37 × 449

Prime Factor Structure

Factorization String 3 × 13 × 37 × 449

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 957,600

Proper Divisor Sum 309,693

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #647893 ← → #647909

1 3 13 37 39 111 449 481 1,347 1,443 5,837 16,613 17,511 49,839 215,969 647,907

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

647,907 1,943,722 971,861 2,915,584 1,457,792 728,896 364,448 182,224 91,112 45,556 22,778 11,389 34,168 17,084 8,542 4,271 12,814 6,407 19,222 9,611 28,834 14,417 43,252 21,626 10,813 32,440 16,220 8,110 4,055 12,166 6,083 18,250 9,125 27,376 13,688 6,844 3,422 1,711 5,134 2,567 7,702 3,851 11,554 5,777 17,332 8,666 4,333 13,000 6,500 3,250 1,625 4,876 2,438 1,219 3,658 1,829 5,488 2,744 1,372 686

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