3 × 5 × 7 × 857

Prime Factor Structure

Factorization String 3 × 5 × 7 × 857

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 164,736

Proper Divisor Sum 74,751

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #89983 ← → #89989

1 3 5 7 15 21 35 105 857 2,571 4,285 5,999 12,855 17,997 29,995 89,985

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

89,985 269,956 134,978 67,489 202,468 101,234 50,617 151,852 75,926 37,963 113,890 56,945 170,836 85,418 42,709 128,128 64,064 32,032 16,016 8,008 4,004 2,002 1,001 3,004 1,502 751 2,254 1,127 3,382 1,691 5,074 2,537 7,612 3,806 1,903 5,710 2,855 8,566 4,283 12,850 6,425 19,276 9,638 4,819 14,458 7,229 21,688 10,844 5,422 2,711 8,134 4,067 12,202 6,101 18,304 9,152 4,576 2,288 1,144 572

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