2 × 5² × 4357

Prime Factor Structure

Factorization String 2 × 5^2 × 4357

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 405,294

Proper Divisor Sum 187,444

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #217849 ← → #217859

1 2 5 10 25 50 4,357 8,714 21,785 43,570 108,925 217,850

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

217,850 108,925 326,776 163,388 81,694 40,847 122,542 61,271 183,814 91,907 275,722 137,861 413,584 206,792 103,396 51,698 25,849 77,548 38,774 19,387 58,162 29,081 87,244 43,622 21,811 65,434 32,717 98,152 49,076 24,538 12,269 36,808 18,404 9,202 4,601 13,804 6,902 3,451 10,354 5,177 15,532 7,766 3,883 11,650 5,825 17,476 8,738 4,369 13,108 6,554 3,277 9,832 4,916 2,458 1,229 3,688 1,844 922 461 1,384

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