721561

Prime Factor Structure

Factorization String 721561

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 721,562

Proper Divisor Sum 1

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #721547 ← → #721571

1 721,561

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

721,561 2,164,684 1,082,342 541,171 1,623,514 811,757 2,435,272 1,217,636 608,818 304,409 913,228 456,614 228,307 684,922 342,461 1,027,384 513,692 256,846 128,423 385,270 192,635 577,906 288,953 866,860 433,430 216,715 650,146 325,073 975,220 487,610 243,805 731,416 365,708 182,854 91,427 274,282 137,141 411,424 205,712 102,856 51,428 25,714 12,857 38,572 19,286 9,643 28,930 14,465 43,396 21,698 10,849 32,548 16,274 8,137 24,412 12,206 6,103 18,310 9,155 27,466

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