13 × 19 × 2153

Prime Factor Structure

Factorization String 13 × 19 × 2153

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 603,120

Proper Divisor Sum 71,329

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #531731 ← → #531793

1 13 19 247 2,153 27,989 40,907 531,791

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

531,791 1,595,374 797,687 2,393,062 1,196,531 3,589,594 1,794,797 5,384,392 2,692,196 1,346,098 673,049 2,019,148 1,009,574 504,787 1,514,362 757,181 2,271,544 1,135,772 567,886 283,943 851,830 425,915 1,277,746 638,873 1,916,620 958,310 479,155 1,437,466 718,733 2,156,200 1,078,100 539,050 269,525 808,576 404,288 202,144 101,072 50,536 25,268 12,634 6,317 18,952 9,476 4,738 2,369 7,108 3,554 1,777 5,332 2,666 1,333 4,000 2,000 1,000 500 250 125 376 188 94

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