13² × 53 × 419

Prime Factor Structure

Factorization String 13^2 × 53 × 419

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 4,150,440

Proper Divisor Sum 397,457

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #3752981 ← → #3752993

1 13 53 169 419 689 5,447 8,957 22,207 70,811 288,691 3,752,983

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

3,752,983 11,258,950 5,629,475 16,888,426 8,444,213 25,332,640 12,666,320 6,333,160 3,166,580 1,583,290 791,645 2,374,936 1,187,468 593,734 296,867 890,602 445,301 1,335,904 667,952 333,976 166,988 83,494 41,747 125,242 62,621 187,864 93,932 46,966 23,483 70,450 35,225 105,676 52,838 26,419 79,258 39,629 118,888 59,444 29,722 14,861 44,584 22,292 11,146 5,573 16,720 8,360 4,180 2,090 1,045 3,136 1,568 784 392 196 98 49 148 74 37 112

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