2³ × 7 × 13 × 397

Prime Factor Structure

Factorization String 2^3 × 7 × 13 × 397

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 668,640

Proper Divisor Sum 379,624

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #289001 ← → #289019

1 2 4 7 8 13 14 26 28 52 56 91 104 182 364 397 728 794 1,588 2,779 3,176 5,161 5,558 10,322 11,116 20,644 22,232 36,127 41,288 72,254 144,508 289,016

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

289,016 144,508 72,254 36,127 108,382 54,191 162,574 81,287 243,862 121,931 365,794 182,897 548,692 274,346 137,173 411,520 205,760 102,880 51,440 25,720 12,860 6,430 3,215 9,646 4,823 14,470 7,235 21,706 10,853 32,560 16,280 8,140 4,070 2,035 6,106 3,053 9,160 4,580 2,290 1,145 3,436 1,718 859 2,578 1,289 3,868 1,934 967 2,902 1,451 4,354 2,177 6,532 3,266 1,633 4,900 2,450 1,225 3,676 1,838

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