13 × 19 × 23 × 61

Prime Factor Structure

Factorization String 13 × 19 × 23 × 61

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 416,640

Proper Divisor Sum 70,099

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #346529 ← → #346543

1 13 19 23 61 247 299 437 793 1,159 1,403 5,681 15,067 18,239 26,657 346,541

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

346,541 1,039,624 519,812 259,906 129,953 389,860 194,930 97,465 292,396 146,198 73,099 219,298 109,649 328,948 164,474 82,237 246,712 123,356 61,678 30,839 92,518 46,259 138,778 69,389 208,168 104,084 52,042 26,021 78,064 39,032 19,516 9,758 4,879 14,638 7,319 21,958 10,979 32,938 16,469 49,408 24,704 12,352 6,176 3,088 1,544 772 386 193 580 290 145 436 218 109 328 164 82 41 124 62

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