2² × 73 × 2203

Prime Factor Structure

Factorization String 2^2 × 73 × 2203

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,141,672

Proper Divisor Sum 498,396

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #643273 ← → #643301

1 2 4 73 146 292 2,203 4,406 8,812 160,819 321,638 643,276

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

643,276 321,638 160,819 482,458 241,229 723,688 361,844 180,922 90,461 271,384 135,692 67,846 33,923 101,770 50,885 152,656 76,328 38,164 19,082 9,541 28,624 14,312 7,156 3,578 1,789 5,368 2,684 1,342 671 2,014 1,007 3,022 1,511 4,534 2,267 6,802 3,401 10,204 5,102 2,551 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 8,180 4,090

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