2² × 5² × 4289

Prime Factor Structure

Factorization String 2^2 × 5^2 × 4289

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 930,930

Proper Divisor Sum 502,030

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #428899 ← → #428951

1 2 4 5 10 20 25 50 100 4,289 8,578 17,156 21,445 42,890 85,780 107,225 214,450 428,900

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

428,900 214,450 107,225 321,676 160,838 80,419 241,258 120,629 361,888 180,944 90,472 45,236 22,618 11,309 33,928 16,964 8,482 4,241 12,724 6,362 3,181 9,544 4,772 2,386 1,193 3,580 1,790 895 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.