1217 × 3221

Prime Factor Structure

Factorization String 1217 × 3221

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 3,924,396

Proper Divisor Sum 4,439

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #3919943 ← → #3919961

1 1,217 3,221 3,919,957

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

3,919,957 11,759,872 5,879,936 2,939,968 1,469,984 734,992 367,496 183,748 91,874 45,937 137,812 68,906 34,453 103,360 51,680 25,840 12,920 6,460 3,230 1,615 4,846 2,423 7,270 3,635 10,906 5,453 16,360 8,180 4,090 2,045 6,136 3,068 1,534 767 2,302 1,151 3,454 1,727 5,182 2,591 7,774 3,887 11,662 5,831 17,494 8,747 26,242 13,121 39,364 19,682 9,841 29,524 14,762 7,381 22,144 11,072 5,536 2,768 1,384 692

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