3 × 7 × 21523

Prime Factor Structure

Factorization String 3 × 7 × 21523

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 688,768

Proper Divisor Sum 236,785

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #451967 ← → #451987

1 3 7 21 21,523 64,569 150,661 451,983

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

451,983 1,355,950 677,975 2,033,926 1,016,963 3,050,890 1,525,445 4,576,336 2,288,168 1,144,084 572,042 286,021 858,064 429,032 214,516 107,258 53,629 160,888 80,444 40,222 20,111 60,334 30,167 90,502 45,251 135,754 67,877 203,632 101,816 50,908 25,454 12,727 38,182 19,091 57,274 28,637 85,912 42,956 21,478 10,739 32,218 16,109 48,328 24,164 12,082 6,041 18,124 9,062 4,531 13,594 6,797 20,392 10,196 5,098 2,549 7,648 3,824 1,912 956 478

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