2 × 5 × 11 × 43 × 137

Prime Factor Structure

Factorization String 2 × 5 × 11 × 43 × 137

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 1,311,552

Proper Divisor Sum 663,542

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #648007 ← → #648019

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

648,010 324,005 972,016 486,008 243,004 121,502 60,751 182,254 91,127 273,382 136,691 410,074 205,037 615,112 307,556 153,778 76,889 230,668 115,334 57,667 173,002 86,501 259,504 129,752 64,876 32,438 16,219 48,658 24,329 72,988 36,494 18,247 54,742 27,371 82,114 41,057 123,172 61,586 30,793 92,380 46,190 23,095 69,286 34,643 103,930 51,965 155,896 77,948 38,974 19,487 58,462 29,231 87,694 43,847 131,542 65,771 197,314 98,657 295,972 147,986

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