257 × 277

Prime Factor Structure

Factorization String 257 × 277

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 71,724

Proper Divisor Sum 535

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #71171 ← → #71191

1 257 277 71,189

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

71,189 213,568 106,784 53,392 26,696 13,348 6,674 3,337 10,012 5,006 2,503 7,510 3,755 11,266 5,633 16,900 8,450 4,225 12,676 6,338 3,169 9,508 4,754 2,377 7,132 3,566 1,783 5,350 2,675 8,026 4,013 12,040 6,020 3,010 1,505 4,516 2,258 1,129 3,388 1,694 847 2,542 1,271 3,814 1,907 5,722 2,861 8,584 4,292 2,146 1,073 3,220 1,610 805 2,416 1,208 604 302 151 454

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