2² × 205151

Prime Factor Structure

Factorization String 2^2 × 205151

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 1,436,064

Proper Divisor Sum 615,460

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #820597 ← → #820609

1 2 4 205,151 410,302 820,604

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

820,604 410,302 205,151 615,454 307,727 923,182 461,591 1,384,774 692,387 2,077,162 1,038,581 3,115,744 1,557,872 778,936 389,468 194,734 97,367 292,102 146,051 438,154 219,077 657,232 328,616 164,308 82,154 41,077 123,232 61,616 30,808 15,404 7,702 3,851 11,554 5,777 17,332 8,666 4,333 13,000 6,500 3,250 1,625 4,876 2,438 1,219 3,658 1,829 5,488 2,744 1,372 686 343 1,030 515 1,546 773 2,320 1,160 580 290 145

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