7 × 11 × 21283

Prime Factor Structure

Factorization String 7 × 11 × 21283

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,043,264

Proper Divisor Sum 404,473

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #1638743 ← → #1638797

1 7 11 77 21,283 148,981 234,113 1,638,791

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

1,638,791 4,916,374 2,458,187 7,374,562 3,687,281 11,061,844 5,530,922 2,765,461 8,296,384 4,148,192 2,074,096 1,037,048 518,524 259,262 129,631 388,894 194,447 583,342 291,671 875,014 437,507 1,312,522 656,261 1,968,784 984,392 492,196 246,098 123,049 369,148 184,574 92,287 276,862 138,431 415,294 207,647 622,942 311,471 934,414 467,207 1,401,622 700,811 2,102,434 1,051,217 3,153,652 1,576,826 788,413 2,365,240 1,182,620 591,310 295,655 886,966 443,483 1,330,450 665,225 1,995,676 997,838 498,919 1,496,758 748,379 2,245,138

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