2² × 157109

Prime Factor Structure

Factorization String 2^2 × 157109

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 1,099,770

Proper Divisor Sum 471,334

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #628427 ← → #628447

1 2 4 157,109 314,218 628,436

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

628,436 314,218 157,109 471,328 235,664 117,832 58,916 29,458 14,729 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.