2² × 19² × 21647

Prime Factor Structure

Factorization String 2^2 × 19^2 × 21647

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 57,735,216

Proper Divisor Sum 26,476,948

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #31258267 ← → #31258289

1 2 4 19 38 76 361 722 1,444 21,647 43,294 86,588 411,293 822,586 1,645,172 7,814,567 15,629,134 31,258,268

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

31,258,268 15,629,134 7,814,567 23,443,702 11,721,851 35,165,554 17,582,777 52,748,332 26,374,166 13,187,083 39,561,250 19,780,625 59,341,876 29,670,938 14,835,469 44,506,408 22,253,204 11,126,602 5,563,301 16,689,904 8,344,952 4,172,476 2,086,238 1,043,119 3,129,358 1,564,679 4,694,038 2,347,019 7,041,058 3,520,529 10,561,588 5,280,794 2,640,397 7,921,192 3,960,596 1,980,298 990,149 2,970,448 1,485,224 742,612 371,306 185,653 556,960 278,480 139,240 69,620 34,810 17,405 52,216 26,108 13,054 6,527 19,582 9,791 29,374 14,687 44,062 22,031 66,094 33,047

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