13 × 31 × 41²

Prime Factor Structure

Factorization String 13 × 31 × 41^2

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 771,904

Proper Divisor Sum 94,461

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #677441 ← → #677447

1 13 31 41 403 533 1,271 1,681 16,523 21,853 52,111 677,443

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

677,443 2,032,330 1,016,165 3,048,496 1,524,248 762,124 381,062 190,531 571,594 285,797 857,392 428,696 214,348 107,174 53,587 160,762 80,381 241,144 120,572 60,286 30,143 90,430 45,215 135,646 67,823 203,470 101,735 305,206 152,603 457,810 228,905 686,716 343,358 171,679 515,038 257,519 772,558 386,279 1,158,838 579,419 1,738,258 869,129 2,607,388 1,303,694 651,847 1,955,542 977,771 2,933,314 1,466,657 4,399,972 2,199,986 1,099,993 3,299,980 1,649,990 824,995 2,474,986 1,237,493 3,712,480 1,856,240 928,120

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