5 × 7 × 11 × 19²

Prime Factor Structure

Factorization String 5 × 7 × 11 × 19^2

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 219,456

Proper Divisor Sum 80,471

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #138977 ← → #139021

1 5 7 11 19 35 55 77 95 133 209 361 385 665 1,045 1,463 1,805 2,527 3,971 7,315 12,635 19,855 27,797 138,985

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

138,985 416,956 208,478 104,239 312,718 156,359 469,078 234,539 703,618 351,809 1,055,428 527,714 263,857 791,572 395,786 197,893 593,680 296,840 148,420 74,210 37,105 111,316 55,658 27,829 83,488 41,744 20,872 10,436 5,218 2,609 7,828 3,914 1,957 5,872 2,936 1,468 734 367 1,102 551 1,654 827 2,482 1,241 3,724 1,862 931 2,794 1,397 4,192 2,096 1,048 524 262 131 394 197 592 296 148

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