2² × 3² × 7 × 857

Prime Factor Structure

Factorization String 2^2 × 3^2 × 7 × 857

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 624,624

Proper Divisor Sum 408,660

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #215959 ← → #215981

1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 857 1,714 2,571 3,428 5,142 5,999 7,713 10,284 11,998 15,426 17,997 23,996 30,852 35,994 53,991 71,988 107,982 215,964

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

215,964 107,982 53,991 161,974 80,987 242,962 121,481 364,444 182,222 91,111 273,334 136,667 410,002 205,001 615,004 307,502 153,751 461,254 230,627 691,882 345,941 1,037,824 518,912 259,456 129,728 64,864 32,432 16,216 8,108 4,054 2,027 6,082 3,041 9,124 4,562 2,281 6,844 3,422 1,711 5,134 2,567 7,702 3,851 11,554 5,777 17,332 8,666 4,333 13,000 6,500 3,250 1,625 4,876 2,438 1,219 3,658 1,829 5,488 2,744 1,372

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