311 × 457

Prime Factor Structure

Factorization String 311 × 457

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 142,896

Proper Divisor Sum 769

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #142123 ← → #142151

1 311 457 142,127

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

142,127 426,382 213,191 639,574 319,787 959,362 479,681 1,439,044 719,522 359,761 1,079,284 539,642 269,821 809,464 404,732 202,366 101,183 303,550 151,775 455,326 227,663 682,990 341,495 1,024,486 512,243 1,536,730 768,365 2,305,096 1,152,548 576,274 288,137 864,412 432,206 216,103 648,310 324,155 972,466 486,233 1,458,700 729,350 364,675 1,094,026 547,013 1,641,040 820,520 410,260 205,130 102,565 307,696 153,848 76,924 38,462 19,231 57,694 28,847 86,542 43,271 129,814 64,907 194,722

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