2² × 7 × 19 × 1543

Prime Factor Structure

Factorization String 2^2 × 7 × 19 × 1543

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,729,280

Proper Divisor Sum 908,404

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #820873 ← → #820891

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

820,876 410,438 205,219 615,658 307,829 923,488 461,744 230,872 115,436 57,718 28,859 86,578 43,289 129,868 64,934 32,467 97,402 48,701 146,104 73,052 36,526 18,263 54,790 27,395 82,186 41,093 123,280 61,640 30,820 15,410 7,705 23,116 11,558 5,779 17,338 8,669 26,008 13,004 6,502 3,251 9,754 4,877 14,632 7,316 3,658 1,829 5,488 2,744 1,372 686 343 1,030 515 1,546 773 2,320 1,160 580 290 145

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