2 × 13 × 37 × 509

Prime Factor Structure

Factorization String 2 × 13 × 37 × 509

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 813,960

Proper Divisor Sum 324,302

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #489653 ← → #489659

1 2 13 26 37 74 481 509 962 1,018 6,617 13,234 18,833 37,666 244,829 489,658

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

489,658 244,829 734,488 367,244 183,622 91,811 275,434 137,717 413,152 206,576 103,288 51,644 25,822 12,911 38,734 19,367 58,102 29,051 87,154 43,577 130,732 65,366 32,683 98,050 49,025 147,076 73,538 36,769 110,308 55,154 27,577 82,732 41,366 20,683 62,050 31,025 93,076 46,538 23,269 69,808 34,904 17,452 8,726 4,363 13,090 6,545 19,636 9,818 4,909 14,728 7,364 3,682 1,841 5,524 2,762 1,381 4,144 2,072 1,036 518

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