2 × 3 × 19 × 1217

Prime Factor Structure

Factorization String 2 × 3 × 19 × 1217

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 292,320

Proper Divisor Sum 153,582

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #138731 ← → #138739

1 2 3 6 19 38 57 114 1,217 2,434 3,651 7,302 23,123 46,246 69,369 138,738

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

138,738 69,369 208,108 104,054 52,027 156,082 78,041 234,124 117,062 58,531 175,594 87,797 263,392 131,696 65,848 32,924 16,462 8,231 24,694 12,347 37,042 18,521 55,564 27,782 13,891 41,674 20,837 62,512 31,256 15,628 7,814 3,907 11,722 5,861 17,584 8,792 4,396 2,198 1,099 3,298 1,649 4,948 2,474 1,237 3,712 1,856 928 464 232 116 58 29 88 44 22 11 34 17 52 26

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