3³ × 7² × 19

Prime Factor Structure

Factorization String 3^3 × 7^2 × 19

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 45,600

Proper Divisor Sum 20,463

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #25127 ← → #25147

1 3 7 9 19 21 27 49 57 63 133 147 171 189 399 441 513 931 1,197 1,323 2,793 3,591 8,379 25,137

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

25,137 75,412 37,706 18,853 56,560 28,280 14,140 7,070 3,535 10,606 5,303 15,910 7,955 23,866 11,933 35,800 17,900 8,950 4,475 13,426 6,713 20,140 10,070 5,035 15,106 7,553 22,660 11,330 5,665 16,996 8,498 4,249 12,748 6,374 3,187 9,562 4,781 14,344 7,172 3,586 1,793 5,380 2,690 1,345 4,036 2,018 1,009 3,028 1,514 757 2,272 1,136 568 284 142 71 214 107 322 161

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