3² × 19 × 18691

Prime Factor Structure

Factorization String 3^2 × 19 × 18691

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 4,859,920

Proper Divisor Sum 1,663,759

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #3196157 ← → #3196163

1 3 9 19 57 171 18,691 56,073 168,219 355,129 1,065,387 3,196,161

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

3,196,161 9,588,484 4,794,242 2,397,121 7,191,364 3,595,682 1,797,841 5,393,524 2,696,762 1,348,381 4,045,144 2,022,572 1,011,286 505,643 1,516,930 758,465 2,275,396 1,137,698 568,849 1,706,548 853,274 426,637 1,279,912 639,956 319,978 159,989 479,968 239,984 119,992 59,996 29,998 14,999 44,998 22,499 67,498 33,749 101,248 50,624 25,312 12,656 6,328 3,164 1,582 791 2,374 1,187 3,562 1,781 5,344 2,672 1,336 668 334 167 502 251 754 377 1,132 566

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