2 × 6569993

Prime Factor Structure

Factorization String 2 × 6569993

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 19,709,982

Proper Divisor Sum 6,569,996

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #13139947 ← → #13139989

1 2 6,569,993 13,139,986

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

13,139,986 6,569,993 19,709,980 9,854,990 4,927,495 14,782,486 7,391,243 22,173,730 11,086,865 33,260,596 16,630,298 8,315,149 24,945,448 12,472,724 6,236,362 3,118,181 9,354,544 4,677,272 2,338,636 1,169,318 584,659 1,753,978 876,989 2,630,968 1,315,484 657,742 328,871 986,614 493,307 1,479,922 739,961 2,219,884 1,109,942 554,971 1,664,914 832,457 2,497,372 1,248,686 624,343 1,873,030 936,515 2,809,546 1,404,773 4,214,320 2,107,160 1,053,580 526,790 263,395 790,186 395,093 1,185,280 592,640 296,320 148,160 74,080 37,040 18,520 9,260 4,630 2,315

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