13 × 31511

Prime Factor Structure

Factorization String 13 × 31511

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 441,168

Proper Divisor Sum 31,525

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #409639 ← → #409657

1 13 31,511 409,643

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

409,643 1,228,930 614,465 1,843,396 921,698 460,849 1,382,548 691,274 345,637 1,036,912 518,456 259,228 129,614 64,807 194,422 97,211 291,634 145,817 437,452 218,726 109,363 328,090 164,045 492,136 246,068 123,034 61,517 184,552 92,276 46,138 23,069 69,208 34,604 17,302 8,651 25,954 12,977 38,932 19,466 9,733 29,200 14,600 7,300 3,650 1,825 5,476 2,738 1,369 4,108 2,054 1,027 3,082 1,541 4,624 2,312 1,156 578 289 868 434

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