2⁴ × 61 × 659

Prime Factor Structure

Factorization String 2^4 × 61 × 659

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 20

Divisor Sum (σ) 1,268,520

Proper Divisor Sum 625,336

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #643183 ← → #643187

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

643,184 321,592 160,796 80,398 40,199 120,598 60,299 180,898 90,449 271,348 135,674 67,837 203,512 101,756 50,878 25,439 76,318 38,159 114,478 57,239 171,718 85,859 257,578 128,789 386,368 193,184 96,592 48,296 24,148 12,074 6,037 18,112 9,056 4,528 2,264 1,132 566 283 850 425 1,276 638 319 958 479 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

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