3 × 7 × 67 × 397

Prime Factor Structure

Factorization String 3 × 7 × 67 × 397

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 866,048

Proper Divisor Sum 307,469

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #558563 ← → #558583

1 3 7 21 67 201 397 469 1,191 1,407 2,779 8,337 26,599 79,797 186,193 558,579

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

558,579 1,675,738 837,869 2,513,608 1,256,804 628,402 314,201 942,604 471,302 235,651 706,954 353,477 1,060,432 530,216 265,108 132,554 66,277 198,832 99,416 49,708 24,854 12,427 37,282 18,641 55,924 27,962 13,981 41,944 20,972 10,486 5,243 15,730 7,865 23,596 11,798 5,899 17,698 8,849 26,548 13,274 6,637 19,912 9,956 4,978 2,489 7,468 3,734 1,867 5,602 2,801 8,404 4,202 2,101 6,304 3,152 1,576 788 394 197 592

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