2 × 5 × 13² × 401

Prime Factor Structure

Factorization String 2 × 5 × 13^2 × 401

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,324,188

Proper Divisor Sum 646,498

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #677687 ← → #677717

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

677,690 338,845 1,016,536 508,268 254,134 127,067 381,202 190,601 571,804 285,902 142,951 428,854 214,427 643,282 321,641 964,924 482,462 241,231 723,694 361,847 1,085,542 542,771 1,628,314 814,157 2,442,472 1,221,236 610,618 305,309 915,928 457,964 228,982 114,491 343,474 171,737 515,212 257,606 128,803 386,410 193,205 579,616 289,808 144,904 72,452 36,226 18,113 54,340 27,170 13,585 40,756 20,378 10,189 30,568 15,284 7,642 3,821 11,464 5,732 2,866 1,433 4,300

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