3 × 13 × 29 × 257

Prime Factor Structure

Factorization String 3 × 13 × 29 × 257

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 433,440

Proper Divisor Sum 142,773

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #290663 ← → #290669

1 3 13 29 39 87 257 377 771 1,131 3,341 7,453 10,023 22,359 96,889 290,667

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

290,667 872,002 436,001 1,308,004 654,002 327,001 981,004 490,502 245,251 735,754 367,877 1,103,632 551,816 275,908 137,954 68,977 206,932 103,466 51,733 155,200 77,600 38,800 19,400 9,700 4,850 2,425 7,276 3,638 1,819 5,458 2,729 8,188 4,094 2,047 6,142 3,071 9,214 4,607 13,822 6,911 20,734 10,367 31,102 15,551 46,654 23,327 69,982 34,991 104,974 52,487 157,462 78,731 236,194 118,097 354,292 177,146 88,573 265,720 132,860 66,430

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