3 × 5 × 53 × 331

Prime Factor Structure

Factorization String 3 × 5 × 53 × 331

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 430,272

Proper Divisor Sum 167,127

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #263129 ← → #263167

1 3 5 15 53 159 265 331 795 993 1,655 4,965 17,543 52,629 87,715 263,145

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

263,145 789,436 394,718 197,359 592,078 296,039 888,118 444,059 1,332,178 666,089 1,998,268 999,134 499,567 1,498,702 749,351 2,248,054 1,124,027 3,372,082 1,686,041 5,058,124 2,529,062 1,264,531 3,793,594 1,896,797 5,690,392 2,845,196 1,422,598 711,299 2,133,898 1,066,949 3,200,848 1,600,424 800,212 400,106 200,053 600,160 300,080 150,040 75,020 37,510 18,755 56,266 28,133 84,400 42,200 21,100 10,550 5,275 15,826 7,913 23,740 11,870 5,935 17,806 8,903 26,710 13,355 40,066 20,033 60,100

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