5² × 7⁴ × 11

Prime Factor Structure

Factorization String 5^2 × 7^4 × 11

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 30

Divisor Sum (σ) 1,041,972

Proper Divisor Sum 381,697

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #660271 ← → #660277

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

660,275 1,980,826 990,413 2,971,240 1,485,620 742,810 371,405 1,114,216 557,108 278,554 139,277 417,832 208,916 104,458 52,229 156,688 78,344 39,172 19,586 9,793 29,380 14,690 7,345 22,036 11,018 5,509 16,528 8,264 4,132 2,066 1,033 3,100 1,550 775 2,326 1,163 3,490 1,745 5,236 2,618 1,309 3,928 1,964 982 491 1,474 737 2,212 1,106 553 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210

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