3 × 13 × 73 × 137

Prime Factor Structure

Factorization String 3 × 13 × 73 × 137

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 571,872

Proper Divisor Sum 181,833

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #390001 ← → #390043

1 3 13 39 73 137 219 411 949 1,781 2,847 5,343 10,001 30,003 130,013 390,039

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

390,039 1,170,118 585,059 1,755,178 877,589 2,632,768 1,316,384 658,192 329,096 164,548 82,274 41,137 123,412 61,706 30,853 92,560 46,280 23,140 11,570 5,785 17,356 8,678 4,339 13,018 6,509 19,528 9,764 4,882 2,441 7,324 3,662 1,831 5,494 2,747 8,242 4,121 12,364 6,182 3,091 9,274 4,637 13,912 6,956 3,478 1,739 5,218 2,609 7,828 3,914 1,957 5,872 2,936 1,468 734 367 1,102 551 1,654 827 2,482

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