19 × 31 × 43

Prime Factor Structure

Factorization String 19 × 31 × 43

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 28,160

Proper Divisor Sum 2,833

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #25321 ← → #25339

1 19 31 43 589 817 1,333 25,327

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

25,327 75,982 37,991 113,974 56,987 170,962 85,481 256,444 128,222 64,111 192,334 96,167 288,502 144,251 432,754 216,377 649,132 324,566 162,283 486,850 243,425 730,276 365,138 182,569 547,708 273,854 136,927 410,782 205,391 616,174 308,087 924,262 462,131 1,386,394 693,197 2,079,592 1,039,796 519,898 259,949 779,848 389,924 194,962 97,481 292,444 146,222 73,111 219,334 109,667 329,002 164,501 493,504 246,752 123,376 61,688 30,844 15,422 7,711 23,134 11,567 34,702

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