139 × 51283

Prime Factor Structure

Factorization String 139 × 51283

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 7,179,760

Proper Divisor Sum 51,423

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #7128307 ← → #7128347

1 139 51,283 7,128,337

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

7,128,337 21,385,012 10,692,506 5,346,253 16,038,760 8,019,380 4,009,690 2,004,845 6,014,536 3,007,268 1,503,634 751,817 2,255,452 1,127,726 563,863 1,691,590 845,795 2,537,386 1,268,693 3,806,080 1,903,040 951,520 475,760 237,880 118,940 59,470 29,735 89,206 44,603 133,810 66,905 200,716 100,358 50,179 150,538 75,269 225,808 112,904 56,452 28,226 14,113 42,340 21,170 10,585 31,756 15,878 7,939 23,818 11,909 35,728 17,864 8,932 4,466 2,233 6,700 3,350 1,675 5,026 2,513 7,540

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