2 × 10697971

Prime Factor Structure

Factorization String 2 × 10697971

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 32,093,916

Proper Divisor Sum 10,697,974

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #21395929 ← → #21395947

1 2 10,697,971 21,395,942

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

21,395,942 10,697,971 32,093,914 16,046,957 48,140,872 24,070,436 12,035,218 6,017,609 18,052,828 9,026,414 4,513,207 13,539,622 6,769,811 20,309,434 10,154,717 30,464,152 15,232,076 7,616,038 3,808,019 11,424,058 5,712,029 17,136,088 8,568,044 4,284,022 2,142,011 6,426,034 3,213,017 9,639,052 4,819,526 2,409,763 7,229,290 3,614,645 10,843,936 5,421,968 2,710,984 1,355,492 677,746 338,873 1,016,620 508,310 254,155 762,466 381,233 1,143,700 571,850 285,925 857,776 428,888 214,444 107,222 53,611 160,834 80,417 241,252 120,626 60,313 180,940 90,470 45,235 135,706

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