3 × 17 × 19 × 157

Prime Factor Structure

Factorization String 3 × 17 × 19 × 157

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 227,520

Proper Divisor Sum 75,387

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #152123 ← → #152147

1 3 17 19 51 57 157 323 471 969 2,669 2,983 8,007 8,949 50,711 152,133

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

152,133 456,400 228,200 114,100 57,050 28,525 85,576 42,788 21,394 10,697 32,092 16,046 8,023 24,070 12,035 36,106 18,053 54,160 27,080 13,540 6,770 3,385 10,156 5,078 2,539 7,618 3,809 11,428 5,714 2,857 8,572 4,286 2,143 6,430 3,215 9,646 4,823 14,470 7,235 21,706 10,853 32,560 16,280 8,140 4,070 2,035 6,106 3,053 9,160 4,580 2,290 1,145 3,436 1,718 859 2,578 1,289 3,868 1,934 967

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