7 × 13 × 47 × 131

Prime Factor Structure

Factorization String 7 × 13 × 47 × 131

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 709,632

Proper Divisor Sum 149,345

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #560281 ← → #560293

1 7 13 47 91 131 329 611 917 1,703 4,277 6,157 11,921 43,099 80,041 560,287

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

560,287 1,680,862 840,431 2,521,294 1,260,647 3,781,942 1,890,971 5,672,914 2,836,457 8,509,372 4,254,686 2,127,343 6,382,030 3,191,015 9,573,046 4,786,523 14,359,570 7,179,785 21,539,356 10,769,678 5,384,839 16,154,518 8,077,259 24,231,778 12,115,889 36,347,668 18,173,834 9,086,917 27,260,752 13,630,376 6,815,188 3,407,594 1,703,797 5,111,392 2,555,696 1,277,848 638,924 319,462 159,731 479,194 239,597 718,792 359,396 179,698 89,849 269,548 134,774 67,387 202,162 101,081 303,244 151,622 75,811 227,434 113,717 341,152 170,576 85,288 42,644 21,322

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