19 × 31 × 683

Prime Factor Structure

Factorization String 19 × 31 × 683

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 437,760

Proper Divisor Sum 35,473

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #402277 ← → #402299

1 19 31 589 683 12,977 21,173 402,287

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

402,287 1,206,862 603,431 1,810,294 905,147 2,715,442 1,357,721 4,073,164 2,036,582 1,018,291 3,054,874 1,527,437 4,582,312 2,291,156 1,145,578 572,789 1,718,368 859,184 429,592 214,796 107,398 53,699 161,098 80,549 241,648 120,824 60,412 30,206 15,103 45,310 22,655 67,966 33,983 101,950 50,975 152,926 76,463 229,390 114,695 344,086 172,043 516,130 258,065 774,196 387,098 193,549 580,648 290,324 145,162 72,581 217,744 108,872 54,436 27,218 13,609 40,828 20,414 10,207 30,622 15,311

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