2² × 19 × 59 × 2819

Prime Factor Structure

Factorization String 2^2 × 19 × 59 × 2819

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 23,688,000

Proper Divisor Sum 11,047,604

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #12640393 ← → #12640399

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

12,640,396 6,320,198 3,160,099 9,480,298 4,740,149 14,220,448 7,110,224 3,555,112 1,777,556 888,778 444,389 1,333,168 666,584 333,292 166,646 83,323 249,970 124,985 374,956 187,478 93,739 281,218 140,609 421,828 210,914 105,457 316,372 158,186 79,093 237,280 118,640 59,320 29,660 14,830 7,415 22,246 11,123 33,370 16,685 50,056 25,028 12,514 6,257 18,772 9,386 4,693 14,080 7,040 3,520 1,760 880 440 220 110 55 166 83 250 125 376

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