2 × 37 × 43 × 139

Prime Factor Structure

Factorization String 2 × 37 × 43 × 139

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 702,240

Proper Divisor Sum 259,942

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #442291 ← → #442319

1 2 37 43 74 86 139 278 1,591 3,182 5,143 5,977 10,286 11,954 221,149 442,298

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

442,298 221,149 663,448 331,724 165,862 82,931 248,794 124,397 373,192 186,596 93,298 46,649 139,948 69,974 34,987 104,962 52,481 157,444 78,722 39,361 118,084 59,042 29,521 88,564 44,282 22,141 66,424 33,212 16,606 8,303 24,910 12,455 37,366 18,683 56,050 28,025 84,076 42,038 21,019 63,058 31,529 94,588 47,294 23,647 70,942 35,471 106,414 53,207 159,622 79,811 239,434 119,717 359,152 179,576 89,788 44,894 22,447 67,342 33,671 101,014

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