5 × 128399

Prime Factor Structure

Factorization String 5 × 128399

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 770,400

Proper Divisor Sum 128,405

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #641981 ← → #642011

1 5 128,399 641,995

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

641,995 1,925,986 962,993 2,888,980 1,444,490 722,245 2,166,736 1,083,368 541,684 270,842 135,421 406,264 203,132 101,566 50,783 152,350 76,175 228,526 114,263 342,790 171,395 514,186 257,093 771,280 385,640 192,820 96,410 48,205 144,616 72,308 36,154 18,077 54,232 27,116 13,558 6,779 20,338 10,169 30,508 15,254 7,627 22,882 11,441 34,324 17,162 8,581 25,744 12,872 6,436 3,218 1,609 4,828 2,414 1,207 3,622 1,811 5,434 2,717 8,152 4,076

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