2² × 191 × 27739

Prime Factor Structure

Factorization String 2^2 × 191 × 27739

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 37,282,560

Proper Divisor Sum 16,089,964

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #21192583 ← → #21192599

1 2 4 191 382 764 27,739 55,478 110,956 5,298,149 10,596,298 21,192,596

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

21,192,596 10,596,298 5,298,149 15,894,448 7,947,224 3,973,612 1,986,806 993,403 2,980,210 1,490,105 4,470,316 2,235,158 1,117,579 3,352,738 1,676,369 5,029,108 2,514,554 1,257,277 3,771,832 1,885,916 942,958 471,479 1,414,438 707,219 2,121,658 1,060,829 3,182,488 1,591,244 795,622 397,811 1,193,434 596,717 1,790,152 895,076 447,538 223,769 671,308 335,654 167,827 503,482 251,741 755,224 377,612 188,806 94,403 283,210 141,605 424,816 212,408 106,204 53,102 26,551 79,654 39,827 119,482 59,741 179,224 89,612 44,806 22,403

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