5 × 7 × 31 × 593

Prime Factor Structure

Factorization String 5 × 7 × 31 × 593

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 912,384

Proper Divisor Sum 268,979

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #643403 ← → #643421

1 5 7 31 35 155 217 593 1,085 2,965 4,151 18,383 20,755 91,915 128,681 643,405

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

643,405 1,930,216 965,108 482,554 241,277 723,832 361,916 180,958 90,479 271,438 135,719 407,158 203,579 610,738 305,369 916,108 458,054 229,027 687,082 343,541 1,030,624 515,312 257,656 128,828 64,414 32,207 96,622 48,311 144,934 72,467 217,402 108,701 326,104 163,052 81,526 40,763 122,290 61,145 183,436 91,718 45,859 137,578 68,789 206,368 103,184 51,592 25,796 12,898 6,449 19,348 9,674 4,837 14,512 7,256 3,628 1,814 907 2,722 1,361 4,084

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