2² × 3 × 13 × 37²

Prime Factor Structure

Factorization String 2^2 × 3 × 13 × 37^2

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 551,544

Proper Divisor Sum 337,980

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #213557 ← → #213589

1 2 3 4 6 12 13 26 37 39 52 74 78 111 148 156 222 444 481 962 1,369 1,443 1,924 2,738 2,886 4,107 5,476 5,772 8,214 16,428 17,797 35,594 53,391 71,188 106,782 213,564

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

213,564 106,782 53,391 160,174 80,087 240,262 120,131 360,394 180,197 540,592 270,296 135,148 67,574 33,787 101,362 50,681 152,044 76,022 38,011 114,034 57,017 171,052 85,526 42,763 128,290 64,145 192,436 96,218 48,109 144,328 72,164 36,082 18,041 54,124 27,062 13,531 40,594 20,297 60,892 30,446 15,223 45,670 22,835 68,506 34,253 102,760 51,380 25,690 12,845 38,536 19,268 9,634 4,817 14,452 7,226 3,613 10,840 5,420 2,710 1,355

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