5 × 13² × 4721

Prime Factor Structure

Factorization String 5 × 13^2 × 4721

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 5,184,756

Proper Divisor Sum 1,195,511

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #3989243 ← → #3989261

1 5 13 65 169 845 4,721 23,605 61,373 306,865 797,849 3,989,245

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

3,989,245 11,967,736 5,983,868 2,991,934 1,495,967 4,487,902 2,243,951 6,731,854 3,365,927 10,097,782 5,048,891 15,146,674 7,573,337 22,720,012 11,360,006 5,680,003 17,040,010 8,520,005 25,560,016 12,780,008 6,390,004 3,195,002 1,597,501 4,792,504 2,396,252 1,198,126 599,063 1,797,190 898,595 2,695,786 1,347,893 4,043,680 2,021,840 1,010,920 505,460 252,730 126,365 379,096 189,548 94,774 47,387 142,162 71,081 213,244 106,622 53,311 159,934 79,967 239,902 119,951 359,854 179,927 539,782 269,891 809,674 404,837 1,214,512 607,256 303,628 151,814

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