257 × 1601

Prime Factor Structure

Factorization String 257 × 1601

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 413,316

Proper Divisor Sum 1,859

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #411449 ← → #411469

1 257 1,601 411,457

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

411,457 1,234,372 617,186 308,593 925,780 462,890 231,445 694,336 347,168 173,584 86,792 43,396 21,698 10,849 32,548 16,274 8,137 24,412 12,206 6,103 18,310 9,155 27,466 13,733 41,200 20,600 10,300 5,150 2,575 7,726 3,863 11,590 5,795 17,386 8,693 26,080 13,040 6,520 3,260 1,630 815 2,446 1,223 3,670 1,835 5,506 2,753 8,260 4,130 2,065 6,196 3,098 1,549 4,648 2,324 1,162 581 1,744 872 436

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