2² × 7 × 13 × 1531

Prime Factor Structure

Factorization String 2^2 × 7 × 13 × 1531

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,201,088

Proper Divisor Sum 643,804

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #557281 ← → #557303

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

557,284 278,642 139,321 417,964 208,982 104,491 313,474 156,737 470,212 235,106 117,553 352,660 176,330 88,165 264,496 132,248 66,124 33,062 16,531 49,594 24,797 74,392 37,196 18,598 9,299 27,898 13,949 41,848 20,924 10,462 5,231 15,694 7,847 23,542 11,771 35,314 17,657 52,972 26,486 13,243 39,730 19,865 59,596 29,798 14,899 44,698 22,349 67,048 33,524 16,762 8,381 25,144 12,572 6,286 3,143 9,430 4,715 14,146 7,073 21,220

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