5² × 19² × 409

Prime Factor Structure

Factorization String 5^2 × 19^2 × 409

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 4,842,510

Proper Divisor Sum 1,151,285

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #3691223 ← → #3691253

1 5 19 25 95 361 409 475 1,805 2,045 7,771 9,025 10,225 38,855 147,649 194,275 738,245 3,691,225

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

3,691,225 11,073,676 5,536,838 2,768,419 8,305,258 4,152,629 12,457,888 6,228,944 3,114,472 1,557,236 778,618 389,309 1,167,928 583,964 291,982 145,991 437,974 218,987 656,962 328,481 985,444 492,722 246,361 739,084 369,542 184,771 554,314 277,157 831,472 415,736 207,868 103,934 51,967 155,902 77,951 233,854 116,927 350,782 175,391 526,174 263,087 789,262 394,631 1,183,894 591,947 1,775,842 887,921 2,663,764 1,331,882 665,941 1,997,824 998,912 499,456 249,728 124,864 62,432 31,216 15,608 7,804 3,902

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