13² × 17 × 31

Prime Factor Structure

Factorization String 13^2 × 17 × 31

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 105,408

Proper Divisor Sum 16,345

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #89057 ← → #89069

1 13 17 31 169 221 403 527 2,873 5,239 6,851 89,063

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

89,063 267,190 133,595 400,786 200,393 601,180 300,590 150,295 450,886 225,443 676,330 338,165 1,014,496 507,248 253,624 126,812 63,406 31,703 95,110 47,555 142,666 71,333 214,000 107,000 53,500 26,750 13,375 40,126 20,063 60,190 30,095 90,286 45,143 135,430 67,715 203,146 101,573 304,720 152,360 76,180 38,090 19,045 57,136 28,568 14,284 7,142 3,571 10,714 5,357 16,072 8,036 4,018 2,009 6,028 3,014 1,507 4,522 2,261 6,784 3,392

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