3 × 13 × 23 × 47

Prime Factor Structure

Factorization String 3 × 13 × 23 × 47

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 64,512

Proper Divisor Sum 22,353

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #42157 ← → #42169

1 3 13 23 39 47 69 141 299 611 897 1,081 1,833 3,243 14,053 42,159

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

42,159 126,478 63,239 189,718 94,859 284,578 142,289 426,868 213,434 106,717 320,152 160,076 80,038 40,019 120,058 60,029 180,088 90,044 45,022 22,511 67,534 33,767 101,302 50,651 151,954 75,977 227,932 113,966 56,983 170,950 85,475 256,426 128,213 384,640 192,320 96,160 48,080 24,040 12,020 6,010 3,005 9,016 4,508 2,254 1,127 3,382 1,691 5,074 2,537 7,612 3,806 1,903 5,710 2,855 8,566 4,283 12,850 6,425 19,276 9,638

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