2² × 31 × 1721

Prime Factor Structure

Factorization String 2^2 × 31 × 1721

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 385,728

Proper Divisor Sum 172,324

Digit Sum / Digital Root 14 (Root: 5)

Adjacent Primes #213397 ← → #213407

1 2 4 31 62 124 1,721 3,442 6,884 53,351 106,702 213,404

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

213,404 106,702 53,351 160,054 80,027 240,082 120,041 360,124 180,062 90,031 270,094 135,047 405,142 202,571 607,714 303,857 911,572 455,786 227,893 683,680 341,840 170,920 85,460 42,730 21,365 64,096 32,048 16,024 8,012 4,006 2,003 6,010 3,005 9,016 4,508 2,254 1,127 3,382 1,691 5,074 2,537 7,612 3,806 1,903 5,710 2,855 8,566 4,283 12,850 6,425 19,276 9,638 4,819 14,458 7,229 21,688 10,844 5,422 2,711 8,134

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