11 × 1979

Prime Factor Structure

Factorization String 11 × 1979

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 23,760

Proper Divisor Sum 1,991

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #21767 ← → #21773

1 11 1,979 21,769

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

21,769 65,308 32,654 16,327 48,982 24,491 73,474 36,737 110,212 55,106 27,553 82,660 41,330 20,665 61,996 30,998 15,499 46,498 23,249 69,748 34,874 17,437 52,312 26,156 13,078 6,539 19,618 9,809 29,428 14,714 7,357 22,072 11,036 5,518 2,759 8,278 4,139 12,418 6,209 18,628 9,314 4,657 13,972 6,986 3,493 10,480 5,240 2,620 1,310 655 1,966 983 2,950 1,475 4,426 2,213 6,640 3,320 1,660 830

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