2 × 3² × 89 × 137

Prime Factor Structure

Factorization String 2 × 3^2 × 89 × 137

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 484,380

Proper Divisor Sum 264,906

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #219467 ← → #219491

1 2 3 6 9 18 89 137 178 267 274 411 534 801 822 1,233 1,602 2,466 12,193 24,386 36,579 73,158 109,737 219,474

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

219,474 109,737 329,212 164,606 82,303 246,910 123,455 370,366 185,183 555,550 277,775 833,326 416,663 1,249,990 624,995 1,874,986 937,493 2,812,480 1,406,240 703,120 351,560 175,780 87,890 43,945 131,836 65,918 32,959 98,878 49,439 148,318 74,159 222,478 111,239 333,718 166,859 500,578 250,289 750,868 375,434 187,717 563,152 281,576 140,788 70,394 35,197 105,592 52,796 26,398 13,199 39,598 19,799 59,398 29,699 89,098 44,549 133,648 66,824 33,412 16,706 8,353

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