13 × 17 × 47 × 53

Prime Factor Structure

Factorization String 13 × 17 × 47 × 53

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 653,184

Proper Divisor Sum 102,673

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #550489 ← → #550513

1 13 17 47 53 221 611 689 799 901 2,491 10,387 11,713 32,383 42,347 550,511

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

550,511 1,651,534 825,767 2,477,302 1,238,651 3,715,954 1,857,977 5,573,932 2,786,966 1,393,483 4,180,450 2,090,225 6,270,676 3,135,338 1,567,669 4,703,008 2,351,504 1,175,752 587,876 293,938 146,969 440,908 220,454 110,227 330,682 165,341 496,024 248,012 124,006 62,003 186,010 93,005 279,016 139,508 69,754 34,877 104,632 52,316 26,158 13,079 39,238 19,619 58,858 29,429 88,288 44,144 22,072 11,036 5,518 2,759 8,278 4,139 12,418 6,209 18,628 9,314 4,657 13,972 6,986 3,493

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