2² × 405001

Prime Factor Structure

Factorization String 2^2 × 405001

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 2,835,014

Proper Divisor Sum 1,215,010

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #1620001 ← → #1620013

1 2 4 405,001 810,002 1,620,004

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

1,620,004 810,002 405,001 1,215,004 607,502 303,751 911,254 455,627 1,366,882 683,441 2,050,324 1,025,162 512,581 1,537,744 768,872 384,436 192,218 96,109 288,328 144,164 72,082 36,041 108,124 54,062 27,031 81,094 40,547 121,642 60,821 182,464 91,232 45,616 22,808 11,404 5,702 2,851 8,554 4,277 12,832 6,416 3,208 1,604 802 401 1,204 602 301 904 452 226 113 340 170 85 256 128 64 32 16 8

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