3 × 31 × 139

Prime Factor Structure

Factorization String 3 × 31 × 139

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 17,920

Proper Divisor Sum 4,993

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #12923 ← → #12941

1 3 31 93 139 417 4,309 12,927

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

12,927 38,782 19,391 58,174 29,087 87,262 43,631 130,894 65,447 196,342 98,171 294,514 147,257 441,772 220,886 110,443 331,330 165,665 496,996 248,498 124,249 372,748 186,374 93,187 279,562 139,781 419,344 209,672 104,836 52,418 26,209 78,628 39,314 19,657 58,972 29,486 14,743 44,230 22,115 66,346 33,173 99,520 49,760 24,880 12,440 6,220 3,110 1,555 4,666 2,333 7,000 3,500 1,750 875 2,626 1,313 3,940 1,970 985 2,956

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