3⁴ × 7

Prime Factor Structure

Factorization String 3^4 × 7

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 10

Divisor Sum (σ) 968

Proper Divisor Sum 401

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #563 ← → #569

1 3 7 9 21 27 63 81 189 567

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

567 1,702 851 2,554 1,277 3,832 1,916 958 479 1,438 719 2,158 1,079 3,238 1,619 4,858 2,429 7,288 3,644 1,822 911 2,734 1,367 4,102 2,051 6,154 3,077 9,232 4,616 2,308 1,154 577 1,732 866 433 1,300 650 325 976 488 244 122 61 184 92 46 23 70 35 106 53 160 80 40 20 10 5 16 8 4

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