3³ × 11 × 13 × 167

Prime Factor Structure

Factorization String 3^3 × 11 × 13 × 167

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 1,128,960

Proper Divisor Sum 484,173

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #644783 ← → #644789

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

644,787 1,934,362 967,181 2,901,544 1,450,772 725,386 362,693 1,088,080 544,040 272,020 136,010 68,005 204,016 102,008 51,004 25,502 12,751 38,254 19,127 57,382 28,691 86,074 43,037 129,112 64,556 32,278 16,139 48,418 24,209 72,628 36,314 18,157 54,472 27,236 13,618 6,809 20,428 10,214 5,107 15,322 7,661 22,984 11,492 5,746 2,873 8,620 4,310 2,155 6,466 3,233 9,700 4,850 2,425 7,276 3,638 1,819 5,458 2,729 8,188 4,094

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