3 × 7 × 13 × 439

Prime Factor Structure

Factorization String 3 × 7 × 13 × 439

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 197,120

Proper Divisor Sum 77,273

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #119839 ← → #119849

1 3 7 13 21 39 91 273 439 1,317 3,073 5,707 9,219 17,121 39,949 119,847

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

119,847 359,542 179,771 539,314 269,657 808,972 404,486 202,243 606,730 303,365 910,096 455,048 227,524 113,762 56,881 170,644 85,322 42,661 127,984 63,992 31,996 15,998 7,999 23,998 11,999 35,998 17,999 53,998 26,999 80,998 40,499 121,498 60,749 182,248 91,124 45,562 22,781 68,344 34,172 17,086 8,543 25,630 12,815 38,446 19,223 57,670 28,835 86,506 43,253 129,760 64,880 32,440 16,220 8,110 4,055 12,166 6,083 18,250 9,125 27,376

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