13 × 19 × 31 × 463

Prime Factor Structure

Factorization String 13 × 19 × 31 × 463

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,157,440

Proper Divisor Sum 612,249

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #3545189 ← → #3545203

1 13 19 31 247 403 463 589 6,019 7,657 8,797 14,353 114,361 186,589 272,707 3,545,191

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

3,545,191 10,635,574 5,317,787 15,953,362 7,976,681 23,930,044 11,965,022 5,982,511 17,947,534 8,973,767 26,921,302 13,460,651 40,381,954 20,190,977 60,572,932 30,286,466 15,143,233 45,429,700 22,714,850 11,357,425 34,072,276 17,036,138 8,518,069 25,554,208 12,777,104 6,388,552 3,194,276 1,597,138 798,569 2,395,708 1,197,854 598,927 1,796,782 898,391 2,695,174 1,347,587 4,042,762 2,021,381 6,064,144 3,032,072 1,516,036 758,018 379,009 1,137,028 568,514 284,257 852,772 426,386 213,193 639,580 319,790 159,895 479,686 239,843 719,530 359,765 1,079,296 539,648 269,824 134,912

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