13 × 17 × 19 × 137

Prime Factor Structure

Factorization String 13 × 17 × 19 × 137

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 695,520

Proper Divisor Sum 120,257

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #575261 ← → #575303

1 13 17 19 137 221 247 323 1,781 2,329 2,603 4,199 30,277 33,839 44,251 575,263

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

575,263 1,725,790 862,895 2,588,686 1,294,343 3,883,030 1,941,515 5,824,546 2,912,273 8,736,820 4,368,410 2,184,205 6,552,616 3,276,308 1,638,154 819,077 2,457,232 1,228,616 614,308 307,154 153,577 460,732 230,366 115,183 345,550 172,775 518,326 259,163 777,490 388,745 1,166,236 583,118 291,559 874,678 437,339 1,312,018 656,009 1,968,028 984,014 492,007 1,476,022 738,011 2,214,034 1,107,017 3,321,052 1,660,526 830,263 2,490,790 1,245,395 3,736,186 1,868,093 5,604,280 2,802,140 1,401,070 700,535 2,101,606 1,050,803 3,152,410 1,576,205 4,728,616

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