3 × 29 × 137

Prime Factor Structure

Factorization String 3 × 29 × 137

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 16,560

Proper Divisor Sum 4,641

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #11909 ← → #11923

1 3 29 87 137 411 3,973 11,919

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

11,919 35,758 17,879 53,638 26,819 80,458 40,229 120,688 60,344 30,172 15,086 7,543 22,630 11,315 33,946 16,973 50,920 25,460 12,730 6,365 19,096 9,548 4,774 2,387 7,162 3,581 10,744 5,372 2,686 1,343 4,030 2,015 6,046 3,023 9,070 4,535 13,606 6,803 20,410 10,205 30,616 15,308 7,654 3,827 11,482 5,741 17,224 8,612 4,306 2,153 6,460 3,230 1,615 4,846 2,423 7,270 3,635 10,906 5,453 16,360

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