31 × 139 × 443

Prime Factor Structure

Factorization String 31 × 139 × 443

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,989,120

Proper Divisor Sum 80,233

Digit Sum / Digital Root 41 (Root: 5)

Adjacent Primes #1908883 ← → #1908923

1 31 139 443 4,309 13,733 61,577 1,908,887

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

1,908,887 5,726,662 2,863,331 8,589,994 4,294,997 12,884,992 6,442,496 3,221,248 1,610,624 805,312 402,656 201,328 100,664 50,332 25,166 12,583 37,750 18,875 56,626 28,313 84,940 42,470 21,235 63,706 31,853 95,560 47,780 23,890 11,945 35,836 17,918 8,959 26,878 13,439 40,318 20,159 60,478 30,239 90,718 45,359 136,078 68,039 204,118 102,059 306,178 153,089 459,268 229,634 114,817 344,452 172,226 86,113 258,340 129,170 64,585 193,756 96,878 48,439 145,318 72,659

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