7 × 43 × 131 × 211

Prime Factor Structure

Factorization String 7 × 43 × 131 × 211

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 9,850,368

Proper Divisor Sum 1,530,427

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #8319937 ← → #8319943

1 7 43 131 211 301 917 1,477 5,633 9,073 27,641 39,431 63,511 193,487 1,188,563 8,319,941

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

8,319,941 24,959,824 12,479,912 6,239,956 3,119,978 1,559,989 4,679,968 2,339,984 1,169,992 584,996 292,498 146,249 438,748 219,374 109,687 329,062 164,531 493,594 246,797 740,392 370,196 185,098 92,549 277,648 138,824 69,412 34,706 17,353 52,060 26,030 13,015 39,046 19,523 58,570 29,285 87,856 43,928 21,964 10,982 5,491 16,474 8,237 24,712 12,356 6,178 3,089 9,268 4,634 2,317 6,952 3,476 1,738 869 2,608 1,304 652 326 163 490 245

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