3 × 7 × 19 × 1091

Prime Factor Structure

Factorization String 3 × 7 × 19 × 1091

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 698,880

Proper Divisor Sum 263,571

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #435307 ← → #435317

1 3 7 19 21 57 133 399 1,091 3,273 7,637 20,729 22,911 62,187 145,103 435,309

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

435,309 1,305,928 652,964 326,482 163,241 489,724 244,862 122,431 367,294 183,647 550,942 275,471 826,414 413,207 1,239,622 619,811 1,859,434 929,717 2,789,152 1,394,576 697,288 348,644 174,322 87,161 261,484 130,742 65,371 196,114 98,057 294,172 147,086 73,543 220,630 110,315 330,946 165,473 496,420 248,210 124,105 372,316 186,158 93,079 279,238 139,619 418,858 209,429 628,288 314,144 157,072 78,536 39,268 19,634 9,817 29,452 14,726 7,363 22,090 11,045 33,136 16,568

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