397 × 1583

Prime Factor Structure

Factorization String 397 × 1583

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 630,432

Proper Divisor Sum 1,981

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #628447 ← → #628477

1 397 1,583 628,451

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

628,451 1,885,354 942,677 2,828,032 1,414,016 707,008 353,504 176,752 88,376 44,188 22,094 11,047 33,142 16,571 49,714 24,857 74,572 37,286 18,643 55,930 27,965 83,896 41,948 20,974 10,487 31,462 15,731 47,194 23,597 70,792 35,396 17,698 8,849 26,548 13,274 6,637 19,912 9,956 4,978 2,489 7,468 3,734 1,867 5,602 2,801 8,404 4,202 2,101 6,304 3,152 1,576 788 394 197 592 296 148 74 37 112

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