13 × 17 × 31 × 193

Prime Factor Structure

Factorization String 13 × 17 × 31 × 193

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,564,416

Proper Divisor Sum 242,173

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #1322227 ← → #1322257

1 13 17 31 193 221 403 527 2,509 3,281 5,983 6,851 42,653 77,779 101,711 1,322,243

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

1,322,243 3,966,730 1,983,365 5,950,096 2,975,048 1,487,524 743,762 371,881 1,115,644 557,822 278,911 836,734 418,367 1,255,102 627,551 1,882,654 941,327 2,823,982 1,411,991 4,235,974 2,117,987 6,353,962 3,176,981 9,530,944 4,765,472 2,382,736 1,191,368 595,684 297,842 148,921 446,764 223,382 111,691 335,074 167,537 502,612 251,306 125,653 376,960 188,480 94,240 47,120 23,560 11,780 5,890 2,945 8,836 4,418 2,209 6,628 3,314 1,657 4,972 2,486 1,243 3,730 1,865 5,596 2,798 1,399

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