2 × 7 × 557 × 821

Prime Factor Structure

Factorization String 2 × 7 × 557 × 821

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 11,008,224

Proper Divisor Sum 4,606,066

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #6402157 ← → #6402161

1 2 7 14 557 821 1,114 1,642 3,899 5,747 7,798 11,494 457,297 914,594 3,201,079 6,402,158

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

6,402,158 3,201,079 9,603,238 4,801,619 14,404,858 7,202,429 21,607,288 10,803,644 5,401,822 2,700,911 8,102,734 4,051,367 12,154,102 6,077,051 18,231,154 9,115,577 27,346,732 13,673,366 6,836,683 20,510,050 10,255,025 30,765,076 15,382,538 7,691,269 23,073,808 11,536,904 5,768,452 2,884,226 1,442,113 4,326,340 2,163,170 1,081,585 3,244,756 1,622,378 811,189 2,433,568 1,216,784 608,392 304,196 152,098 76,049 228,148 114,074 57,037 171,112 85,556 42,778 21,389 64,168 32,084 16,042 8,021 24,064 12,032 6,016 3,008 1,504 752 376 188

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