2 × 13 × 19 × 4007

Prime Factor Structure

Factorization String 2 × 13 × 19 × 4007

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,366,720

Proper Divisor Sum 1,387,262

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #1979441 ← → #1979473

1 2 13 19 26 38 247 494 4,007 8,014 52,091 76,133 104,182 152,266 989,729 1,979,458

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

1,979,458 989,729 2,969,188 1,484,594 742,297 2,226,892 1,113,446 556,723 1,670,170 835,085 2,505,256 1,252,628 626,314 313,157 939,472 469,736 234,868 117,434 58,717 176,152 88,076 44,038 22,019 66,058 33,029 99,088 49,544 24,772 12,386 6,193 18,580 9,290 4,645 13,936 6,968 3,484 1,742 871 2,614 1,307 3,922 1,961 5,884 2,942 1,471 4,414 2,207 6,622 3,311 9,934 4,967 14,902 7,451 22,354 11,177 33,532 16,766 8,383 25,150 12,575

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