13² × 31 × 103

Prime Factor Structure

Factorization String 13^2 × 31 × 103

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 609,024

Proper Divisor Sum 69,407

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #539573 ← → #539621

1 13 31 103 169 403 1,339 3,193 5,239 17,407 41,509 539,617

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

539,617 1,618,852 809,426 404,713 1,214,140 607,070 303,535 910,606 455,303 1,365,910 682,955 2,048,866 1,024,433 3,073,300 1,536,650 768,325 2,304,976 1,152,488 576,244 288,122 144,061 432,184 216,092 108,046 54,023 162,070 81,035 243,106 121,553 364,660 182,330 91,165 273,496 136,748 68,374 34,187 102,562 51,281 153,844 76,922 38,461 115,384 57,692 28,846 14,423 43,270 21,635 64,906 32,453 97,360 48,680 24,340 12,170 6,085 18,256 9,128 4,564 2,282 1,141 3,424

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