5 × 13 × 17 × 397

Prime Factor Structure

Factorization String 5 × 13 × 17 × 397

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 601,776

Proper Divisor Sum 163,091

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #438671 ← → #438701

1 5 13 17 65 85 221 397 1,105 1,985 5,161 6,749 25,805 33,745 87,737 438,685

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

438,685 1,316,056 658,028 329,014 164,507 493,522 246,761 740,284 370,142 185,071 555,214 277,607 832,822 416,411 1,249,234 624,617 1,873,852 936,926 468,463 1,405,390 702,695 2,108,086 1,054,043 3,162,130 1,581,065 4,743,196 2,371,598 1,185,799 3,557,398 1,778,699 5,336,098 2,668,049 8,004,148 4,002,074 2,001,037 6,003,112 3,001,556 1,500,778 750,389 2,251,168 1,125,584 562,792 281,396 140,698 70,349 211,048 105,524 52,762 26,381 79,144 39,572 19,786 9,893 29,680 14,840 7,420 3,710 1,855 5,566 2,783

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