257 × 2143

Prime Factor Structure

Factorization String 257 × 2143

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 553,152

Proper Divisor Sum 2,401

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #550733 ← → #550757

1 257 2,143 550,751

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

550,751 1,652,254 826,127 2,478,382 1,239,191 3,717,574 1,858,787 5,576,362 2,788,181 8,364,544 4,182,272 2,091,136 1,045,568 522,784 261,392 130,696 65,348 32,674 16,337 49,012 24,506 12,253 36,760 18,380 9,190 4,595 13,786 6,893 20,680 10,340 5,170 2,585 7,756 3,878 1,939 5,818 2,909 8,728 4,364 2,182 1,091 3,274 1,637 4,912 2,456 1,228 614 307 922 461 1,384 692 346 173 520 260 130 65 196 98

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