2 × 6820129

Prime Factor Structure

Factorization String 2 × 6820129

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 20,460,390

Proper Divisor Sum 6,820,132

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #13640257 ← → #13640261

1 2 6,820,129 13,640,258

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

13,640,258 6,820,129 20,460,388 10,230,194 5,115,097 15,345,292 7,672,646 3,836,323 11,508,970 5,754,485 17,263,456 8,631,728 4,315,864 2,157,932 1,078,966 539,483 1,618,450 809,225 2,427,676 1,213,838 606,919 1,820,758 910,379 2,731,138 1,365,569 4,096,708 2,048,354 1,024,177 3,072,532 1,536,266 768,133 2,304,400 1,152,200 576,100 288,050 144,025 432,076 216,038 108,019 324,058 162,029 486,088 243,044 121,522 60,761 182,284 91,142 45,571 136,714 68,357 205,072 102,536 51,268 25,634 12,817 38,452 19,226 9,613 28,840 14,420

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