2 × 7 × 67 × 691

Prime Factor Structure

Factorization String 2 × 7 × 67 × 691

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,129,344

Proper Divisor Sum 481,186

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #648133 ← → #648173

1 2 7 14 67 134 469 691 938 1,382 4,837 9,674 46,297 92,594 324,079 648,158

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

648,158 324,079 972,238 486,119 1,458,358 729,179 2,187,538 1,093,769 3,281,308 1,640,654 820,327 2,460,982 1,230,491 3,691,474 1,845,737 5,537,212 2,768,606 1,384,303 4,152,910 2,076,455 6,229,366 3,114,683 9,344,050 4,672,025 14,016,076 7,008,038 3,504,019 10,512,058 5,256,029 15,768,088 7,884,044 3,942,022 1,971,011 5,913,034 2,956,517 8,869,552 4,434,776 2,217,388 1,108,694 554,347 1,663,042 831,521 2,494,564 1,247,282 623,641 1,870,924 935,462 467,731 1,403,194 701,597 2,104,792 1,052,396 526,198 263,099 789,298 394,649 1,183,948 591,974 295,987 887,962

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