2 × 11 × 67 × 421

Prime Factor Structure

Factorization String 2 × 11 × 67 × 421

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,033,056

Proper Divisor Sum 412,502

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #620549 ← → #620561

1 2 11 22 67 134 421 737 842 1,474 4,631 9,262 28,207 56,414 310,277 620,554

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

620,554 310,277 930,832 465,416 232,708 116,354 58,177 174,532 87,266 43,633 130,900 65,450 32,725 98,176 49,088 24,544 12,272 6,136 3,068 1,534 767 2,302 1,151 3,454 1,727 5,182 2,591 7,774 3,887 11,662 5,831 17,494 8,747 26,242 13,121 39,364 19,682 9,841 29,524 14,762 7,381 22,144 11,072 5,536 2,768 1,384 692 346 173 520 260 130 65 196 98 49 148 74 37 112

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