5 × 13 × 21317

Prime Factor Structure

Factorization String 5 × 13 × 21317

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,790,712

Proper Divisor Sum 405,107

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #1385603 ← → #1385609

1 5 13 65 21,317 106,585 277,121 1,385,605

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

1,385,605 4,156,816 2,078,408 1,039,204 519,602 259,801 779,404 389,702 194,851 584,554 292,277 876,832 438,416 219,208 109,604 54,802 27,401 82,204 41,102 20,551 61,654 30,827 92,482 46,241 138,724 69,362 34,681 104,044 52,022 26,011 78,034 39,017 117,052 58,526 29,263 87,790 43,895 131,686 65,843 197,530 98,765 296,296 148,148 74,074 37,037 111,112 55,556 27,778 13,889 41,668 20,834 10,417 31,252 15,626 7,813 23,440 11,720 5,860 2,930 1,465

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