7² × 13 × 401

Prime Factor Structure

Factorization String 7^2 × 13 × 401

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 320,796

Proper Divisor Sum 65,359

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #255419 ← → #255443

1 7 13 49 91 401 637 2,807 5,213 19,649 36,491 255,437

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

255,437 766,312 383,156 191,578 95,789 287,368 143,684 71,842 35,921 107,764 53,882 26,941 80,824 40,412 20,206 10,103 30,310 15,155 45,466 22,733 68,200 34,100 17,050 8,525 25,576 12,788 6,394 3,197 9,592 4,796 2,398 1,199 3,598 1,799 5,398 2,699 8,098 4,049 12,148 6,074 3,037 9,112 4,556 2,278 1,139 3,418 1,709 5,128 2,564 1,282 641 1,924 962 481 1,444 722 361 1,084 542 271

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