2³ × 19 × 1697

Prime Factor Structure

Factorization String 2^3 × 19 × 1697

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 509,400

Proper Divisor Sum 251,456

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #257921 ← → #257947

1 2 4 8 19 38 76 152 1,697 3,394 6,788 13,576 32,243 64,486 128,972 257,944

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

257,944 128,972 64,486 32,243 96,730 48,365 145,096 72,548 36,274 18,137 54,412 27,206 13,603 40,810 20,405 61,216 30,608 15,304 7,652 3,826 1,913 5,740 2,870 1,435 4,306 2,153 6,460 3,230 1,615 4,846 2,423 7,270 3,635 10,906 5,453 16,360 8,180 4,090 2,045 6,136 3,068 1,534 767 2,302 1,151 3,454 1,727 5,182 2,591 7,774 3,887 11,662 5,831 17,494 8,747 26,242 13,121 39,364 19,682 9,841

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