19² × 41 × 43

Prime Factor Structure

Factorization String 19^2 × 41 × 43

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 704,088

Proper Divisor Sum 67,645

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #636421 ← → #636469

1 19 41 43 361 779 817 1,763 14,801 15,523 33,497 636,443

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

636,443 1,909,330 954,665 2,863,996 1,431,998 715,999 2,147,998 1,073,999 3,221,998 1,610,999 4,832,998 2,416,499 7,249,498 3,624,749 10,874,248 5,437,124 2,718,562 1,359,281 4,077,844 2,038,922 1,019,461 3,058,384 1,529,192 764,596 382,298 191,149 573,448 286,724 143,362 71,681 215,044 107,522 53,761 161,284 80,642 40,321 120,964 60,482 30,241 90,724 45,362 22,681 68,044 34,022 17,011 51,034 25,517 76,552 38,276 19,138 9,569 28,708 14,354 7,177 21,532 10,766 5,383 16,150 8,075 24,226

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