2 × 3 × 139 × 263

Prime Factor Structure

Factorization String 2 × 3 × 139 × 263

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 443,520

Proper Divisor Sum 224,178

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #219313 ← → #219353

1 2 3 6 139 263 278 417 526 789 834 1,578 36,557 73,114 109,671 219,342

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

219,342 109,671 329,014 164,507 493,522 246,761 740,284 370,142 185,071 555,214 277,607 832,822 416,411 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 8,350

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