3³ × 5 × 15803

Prime Factor Structure

Factorization String 3^3 × 5 × 15803

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,792,960

Proper Divisor Sum 1,659,555

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #2133403 ← → #2133407

1 3 5 9 15 27 45 135 15,803 47,409 79,015 142,227 237,045 426,681 711,135 2,133,405

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

2,133,405 6,400,216 3,200,108 1,600,054 800,027 2,400,082 1,200,041 3,600,124 1,800,062 900,031 2,700,094 1,350,047 4,050,142 2,025,071 6,075,214 3,037,607 9,112,822 4,556,411 13,669,234 6,834,617 20,503,852 10,251,926 5,125,963 15,377,890 7,688,945 23,066,836 11,533,418 5,766,709 17,300,128 8,650,064 4,325,032 2,162,516 1,081,258 540,629 1,621,888 810,944 405,472 202,736 101,368 50,684 25,342 12,671 38,014 19,007 57,022 28,511 85,534 42,767 128,302 64,151 192,454 96,227 288,682 144,341 433,024 216,512 108,256 54,128 27,064 13,532

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