3 × 7 × 197 × 431

Prime Factor Structure

Factorization String 3 × 7 × 197 × 431

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,737,152

Proper Divisor Sum 954,105

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #1783043 ← → #1783051

1 3 7 21 197 431 591 1,293 1,379 3,017 4,137 9,051 84,907 254,721 594,349 1,783,047

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

1,783,047 5,349,142 2,674,571 8,023,714 4,011,857 12,035,572 6,017,786 3,008,893 9,026,680 4,513,340 2,256,670 1,128,335 3,385,006 1,692,503 5,077,510 2,538,755 7,616,266 3,808,133 11,424,400 5,712,200 2,856,100 1,428,050 714,025 2,142,076 1,071,038 535,519 1,606,558 803,279 2,409,838 1,204,919 3,614,758 1,807,379 5,422,138 2,711,069 8,133,208 4,066,604 2,033,302 1,016,651 3,049,954 1,524,977 4,574,932 2,287,466 1,143,733 3,431,200 1,715,600 857,800 428,900 214,450 107,225 321,676 160,838 80,419 241,258 120,629 361,888 180,944 90,472 45,236 22,618 11,309

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