7 × 20743

Prime Factor Structure

Factorization String 7 × 20743

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 165,952

Proper Divisor Sum 20,751

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #145193 ← → #145207

1 7 20,743 145,201

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

145,201 435,604 217,802 108,901 326,704 163,352 81,676 40,838 20,419 61,258 30,629 91,888 45,944 22,972 11,486 5,743 17,230 8,615 25,846 12,923 38,770 19,385 58,156 29,078 14,539 43,618 21,809 65,428 32,714 16,357 49,072 24,536 12,268 6,134 3,067 9,202 4,601 13,804 6,902 3,451 10,354 5,177 15,532 7,766 3,883 11,650 5,825 17,476 8,738 4,369 13,108 6,554 3,277 9,832 4,916 2,458 1,229 3,688 1,844 922

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