131 × 151

Prime Factor Structure

Factorization String 131 × 151

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 20,064

Proper Divisor Sum 283

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #19777 ← → #19793

1 131 151 19,781

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

19,781 59,344 29,672 14,836 7,418 3,709 11,128 5,564 2,782 1,391 4,174 2,087 6,262 3,131 9,394 4,697 14,092 7,046 3,523 10,570 5,285 15,856 7,928 3,964 1,982 991 2,974 1,487 4,462 2,231 6,694 3,347 10,042 5,021 15,064 7,532 3,766 1,883 5,650 2,825 8,476 4,238 2,119 6,358 3,179 9,538 4,769 14,308 7,154 3,577 10,732 5,366 2,683 8,050 4,025 12,076 6,038 3,019 9,058 4,529

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