2⁵ × 672143

Prime Factor Structure

Factorization String 2^5 × 672143

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 42,345,072

Proper Divisor Sum 20,836,496

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #21508547 ← → #21508601

1 2 4 8 16 32 672,143 1,344,286 2,688,572 5,377,144 10,754,288 21,508,576

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

21,508,576 10,754,288 5,377,144 2,688,572 1,344,286 672,143 2,016,430 1,008,215 3,024,646 1,512,323 4,536,970 2,268,485 6,805,456 3,402,728 1,701,364 850,682 425,341 1,276,024 638,012 319,006 159,503 478,510 239,255 717,766 358,883 1,076,650 538,325 1,614,976 807,488 403,744 201,872 100,936 50,468 25,234 12,617 37,852 18,926 9,463 28,390 14,195 42,586 21,293 63,880 31,940 15,970 7,985 23,956 11,978 5,989 17,968 8,984 4,492 2,246 1,123 3,370 1,685 5,056 2,528 1,264 632

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