13 × 31 × 509

Prime Factor Structure

Factorization String 13 × 31 × 509

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 228,480

Proper Divisor Sum 23,353

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #205111 ← → #205129

1 13 31 403 509 6,617 15,779 205,127

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

205,127 615,382 307,691 923,074 461,537 1,384,612 692,306 346,153 1,038,460 519,230 259,615 778,846 389,423 1,168,270 584,135 1,752,406 876,203 2,628,610 1,314,305 3,942,916 1,971,458 985,729 2,957,188 1,478,594 739,297 2,217,892 1,108,946 554,473 1,663,420 831,710 415,855 1,247,566 623,783 1,871,350 935,675 2,807,026 1,403,513 4,210,540 2,105,270 1,052,635 3,157,906 1,578,953 4,736,860 2,368,430 1,184,215 3,552,646 1,776,323 5,328,970 2,664,485 7,993,456 3,996,728 1,998,364 999,182 499,591 1,498,774 749,387 2,248,162 1,124,081 3,372,244 1,686,122

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