2 × 13 × 47 × 509

Prime Factor Structure

Factorization String 2 × 13 × 47 × 509

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,028,160

Proper Divisor Sum 406,162

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #621997 ← → #622009

1 2 13 26 47 94 509 611 1,018 1,222 6,617 13,234 23,923 47,846 310,999 621,998

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

621,998 310,999 932,998 466,499 1,399,498 699,749 2,099,248 1,049,624 524,812 262,406 131,203 393,610 196,805 590,416 295,208 147,604 73,802 36,901 110,704 55,352 27,676 13,838 6,919 20,758 10,379 31,138 15,569 46,708 23,354 11,677 35,032 17,516 8,758 4,379 13,138 6,569 19,708 9,854 4,927 14,782 7,391 22,174 11,087 33,262 16,631 49,894 24,947 74,842 37,421 112,264 56,132 28,066 14,033 42,100 21,050 10,525 31,576 15,788 7,894 3,947

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