7 × 13² × 2161

Prime Factor Structure

Factorization String 7 × 13^2 × 2161

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 3,165,168

Proper Divisor Sum 608,705

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #2556461 ← → #2556467

1 7 13 91 169 1,183 2,161 15,127 28,093 196,651 365,209 2,556,463

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

2,556,463 7,669,390 3,834,695 11,504,086 5,752,043 17,256,130 8,628,065 25,884,196 12,942,098 6,471,049 19,413,148 9,706,574 4,853,287 14,559,862 7,279,931 21,839,794 10,919,897 32,759,692 16,379,846 8,189,923 24,569,770 12,284,885 36,854,656 18,427,328 9,213,664 4,606,832 2,303,416 1,151,708 575,854 287,927 863,782 431,891 1,295,674 647,837 1,943,512 971,756 485,878 242,939 728,818 364,409 1,093,228 546,614 273,307 819,922 409,961 1,229,884 614,942 307,471 922,414 461,207 1,383,622 691,811 2,075,434 1,037,717 3,113,152 1,556,576 778,288 389,144 194,572 97,286

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