2 × 5 × 13 × 145903

Prime Factor Structure

Factorization String 2 × 5 × 13 × 145903

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 36,767,808

Proper Divisor Sum 17,800,418

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #18967349 ← → #18967391

1 2 5 10 13 26 65 130 145,903 291,806 729,515 1,459,030 1,896,739 3,793,478 9,483,695 18,967,390

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

18,967,390 9,483,695 28,451,086 14,225,543 42,676,630 21,338,315 64,014,946 32,007,473 96,022,420 48,011,210 24,005,605 72,016,816 36,008,408 18,004,204 9,002,102 4,501,051 13,503,154 6,751,577 20,254,732 10,127,366 5,063,683 15,191,050 7,595,525 22,786,576 11,393,288 5,696,644 2,848,322 1,424,161 4,272,484 2,136,242 1,068,121 3,204,364 1,602,182 801,091 2,403,274 1,201,637 3,604,912 1,802,456 901,228 450,614 225,307 675,922 337,961 1,013,884 506,942 253,471 760,414 380,207 1,140,622 570,311 1,710,934 855,467 2,566,402 1,283,201 3,849,604 1,924,802 962,401 2,887,204 1,443,602 721,801

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