2 × 19 × 53 × 199

Prime Factor Structure

Factorization String 2 × 19 × 53 × 199

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 648,000

Proper Divisor Sum 247,214

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #400759 ← → #400823

1 2 19 38 53 106 199 398 1,007 2,014 3,781 7,562 10,547 21,094 200,393 400,786

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

400,786 200,393 601,180 300,590 150,295 450,886 225,443 676,330 338,165 1,014,496 507,248 253,624 126,812 63,406 31,703 95,110 47,555 142,666 71,333 214,000 107,000 53,500 26,750 13,375 40,126 20,063 60,190 30,095 90,286 45,143 135,430 67,715 203,146 101,573 304,720 152,360 76,180 38,090 19,045 57,136 28,568 14,284 7,142 3,571 10,714 5,357 16,072 8,036 4,018 2,009 6,028 3,014 1,507 4,522 2,261 6,784 3,392 1,696 848 424

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