3² × 5 × 17 × 509

Prime Factor Structure

Factorization String 3^2 × 5 × 17 × 509

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 716,040

Proper Divisor Sum 326,655

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #389381 ← → #389399

1 3 5 9 15 17 45 51 85 153 255 509 765 1,527 2,545 4,581 7,635 8,653 22,905 25,959 43,265 77,877 129,795 389,385

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

389,385 1,168,156 584,078 292,039 876,118 438,059 1,314,178 657,089 1,971,268 985,634 492,817 1,478,452 739,226 369,613 1,108,840 554,420 277,210 138,605 415,816 207,908 103,954 51,977 155,932 77,966 38,983 116,950 58,475 175,426 87,713 263,140 131,570 65,785 197,356 98,678 49,339 148,018 74,009 222,028 111,014 55,507 166,522 83,261 249,784 124,892 62,446 31,223 93,670 46,835 140,506 70,253 210,760 105,380 52,690 26,345 79,036 39,518 19,759 59,278 29,639 88,918

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