2⁴ × 661²

Prime Factor Structure

Factorization String 2^4 × 661^2

Distinct Prime Factors 2

Square Status Yes (√6990736 = 2644)

Abundance Measure Deficient

Analytical Properties

Total Divisors 15

Divisor Sum (σ) 13,565,073

Proper Divisor Sum 6,574,337

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #6990721 ← → #6990749

1 2 4 8 16 661 1,322 2,644 5,288 10,576 436,921 873,842 1,747,684 3,495,368 6,990,736

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

6,990,736 3,495,368 1,747,684 873,842 436,921 1,310,764 655,382 327,691 983,074 491,537 1,474,612 737,306 368,653 1,105,960 552,980 276,490 138,245 414,736 207,368 103,684 51,842 25,921 77,764 38,882 19,441 58,324 29,162 14,581 43,744 21,872 10,936 5,468 2,734 1,367 4,102 2,051 6,154 3,077 9,232 4,616 2,308 1,154 577 1,732 866 433 1,300 650 325 976 488 244 122 61 184 92 46 23 70 35

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