7 × 13 × 193 × 353

Prime Factor Structure

Factorization String 7 × 13 × 193 × 353

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 7,691,712

Proper Divisor Sum 1,491,973

Digit Sum / Digital Root 44 (Root: 8)

Adjacent Primes #6199729 ← → #6199751

1 7 13 91 193 353 1,351 2,471 2,509 4,589 17,563 32,123 68,129 476,903 885,677 6,199,739

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

6,199,739 18,599,218 9,299,609 27,898,828 13,949,414 6,974,707 20,924,122 10,462,061 31,386,184 15,693,092 7,846,546 3,923,273 11,769,820 5,884,910 2,942,455 8,827,366 4,413,683 13,241,050 6,620,525 19,861,576 9,930,788 4,965,394 2,482,697 7,448,092 3,724,046 1,862,023 5,586,070 2,793,035 8,379,106 4,189,553 12,568,660 6,284,330 3,142,165 9,426,496 4,713,248 2,356,624 1,178,312 589,156 294,578 147,289 441,868 220,934 110,467 331,402 165,701 497,104 248,552 124,276 62,138 31,069 93,208 46,604 23,302 11,651 34,954 17,477 52,432 26,216 13,108 6,554

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