3 × 5 × 139 × 857

Prime Factor Structure

Factorization String 3 × 5 × 139 × 857

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,882,880

Proper Divisor Sum 1,096,035

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #1786843 ← → #1786861

1 3 5 15 139 417 695 857 2,085 2,571 4,285 12,855 119,123 357,369 595,615 1,786,845

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

1,786,845 5,360,536 2,680,268 1,340,134 670,067 2,010,202 1,005,101 3,015,304 1,507,652 753,826 376,913 1,130,740 565,370 282,685 848,056 424,028 212,014 106,007 318,022 159,011 477,034 238,517 715,552 357,776 178,888 89,444 44,722 22,361 67,084 33,542 16,771 50,314 25,157 75,472 37,736 18,868 9,434 4,717 14,152 7,076 3,538 1,769 5,308 2,654 1,327 3,982 1,991 5,974 2,987 8,962 4,481 13,444 6,722 3,361 10,084 5,042 2,521 7,564 3,782 1,891

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