3 × 5² × 264289

Prime Factor Structure

Factorization String 3 × 5^2 × 264289

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 32,771,960

Proper Divisor Sum 12,950,285

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #19821673 ← → #19821689

1 3 5 15 25 75 264,289 792,867 1,321,445 3,964,335 6,607,225 19,821,675

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

19,821,675 59,465,026 29,732,513 89,197,540 44,598,770 22,299,385 66,898,156 33,449,078 16,724,539 50,173,618 25,086,809 75,260,428 37,630,214 18,815,107 56,445,322 28,222,661 84,667,984 42,333,992 21,166,996 10,583,498 5,291,749 15,875,248 7,937,624 3,968,812 1,984,406 992,203 2,976,610 1,488,305 4,464,916 2,232,458 1,116,229 3,348,688 1,674,344 837,172 418,586 209,293 627,880 313,940 156,970 78,485 235,456 117,728 58,864 29,432 14,716 7,358 3,679 11,038 5,519 16,558 8,279 24,838 12,419 37,258 18,629 55,888 27,944 13,972 6,986 3,493

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