7 × 13 × 61 × 71

Prime Factor Structure

Factorization String 7 × 13 × 61 × 71

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 499,968

Proper Divisor Sum 105,847

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #394099 ← → #394123

1 7 13 61 71 91 427 497 793 923 4,331 5,551 6,461 30,317 56,303 394,121

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

394,121 1,182,364 591,182 295,591 886,774 443,387 1,330,162 665,081 1,995,244 997,622 498,811 1,496,434 748,217 2,244,652 1,122,326 561,163 1,683,490 841,745 2,525,236 1,262,618 631,309 1,893,928 946,964 473,482 236,741 710,224 355,112 177,556 88,778 44,389 133,168 66,584 33,292 16,646 8,323 24,970 12,485 37,456 18,728 9,364 4,682 2,341 7,024 3,512 1,756 878 439 1,318 659 1,978 989 2,968 1,484 742 371 1,114 557 1,672 836 418

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