3 × 7² × 4273

Prime Factor Structure

Factorization String 3 × 7^2 × 4273

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 974,472

Proper Divisor Sum 346,341

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #628127 ← → #628139

1 3 7 21 49 147 4,273 12,819 29,911 89,733 209,377 628,131

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

628,131 1,884,394 942,197 2,826,592 1,413,296 706,648 353,324 176,662 88,331 264,994 132,497 397,492 198,746 99,373 298,120 149,060 74,530 37,265 111,796 55,898 27,949 83,848 41,924 20,962 10,481 31,444 15,722 7,861 23,584 11,792 5,896 2,948 1,474 737 2,212 1,106 553 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210 2,105 6,316 3,158 1,579 4,738 2,369 7,108 3,554 1,777 5,332 2,666 1,333 4,000

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