5² × 7 × 31 × 79

Prime Factor Structure

Factorization String 5^2 × 7 × 31 × 79

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 634,880

Proper Divisor Sum 206,305

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #428569 ← → #428579

1 5 7 25 31 35 79 155 175 217 395 553 775 1,085 1,975 2,449 2,765 5,425 12,245 13,825 17,143 61,225 85,715 428,575

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

428,575 1,285,726 642,863 1,928,590 964,295 2,892,886 1,446,443 4,339,330 2,169,665 6,508,996 3,254,498 1,627,249 4,881,748 2,440,874 1,220,437 3,661,312 1,830,656 915,328 457,664 228,832 114,416 57,208 28,604 14,302 7,151 21,454 10,727 32,182 16,091 48,274 24,137 72,412 36,206 18,103 54,310 27,155 81,466 40,733 122,200 61,100 30,550 15,275 45,826 22,913 68,740 34,370 17,185 51,556 25,778 12,889 38,668 19,334 9,667 29,002 14,501 43,504 21,752 10,876 5,438 2,719

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