3 × 7 × 13 × 1279

Prime Factor Structure

Factorization String 3 × 7 × 13 × 1279

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 573,440

Proper Divisor Sum 224,273

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #349133 ← → #349171

1 3 7 13 21 39 91 273 1,279 3,837 8,953 16,627 26,859 49,881 116,389 349,167

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

349,167 1,047,502 523,751 1,571,254 785,627 2,356,882 1,178,441 3,535,324 1,767,662 883,831 2,651,494 1,325,747 3,977,242 1,988,621 5,965,864 2,982,932 1,491,466 745,733 2,237,200 1,118,600 559,300 279,650 139,825 419,476 209,738 104,869 314,608 157,304 78,652 39,326 19,663 58,990 29,495 88,486 44,243 132,730 66,365 199,096 99,548 49,774 24,887 74,662 37,331 111,994 55,997 167,992 83,996 41,998 20,999 62,998 31,499 94,498 47,249 141,748 70,874 35,437 106,312 53,156 26,578 13,289

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