3² × 5² × 17 × 43

Prime Factor Structure

Factorization String 3^2 × 5^2 × 17 × 43

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 319,176

Proper Divisor Sum 154,701

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #164471 ← → #164477

1 3 5 9 15 17 25 43 45 51 75 85 129 153 215 225 255 387 425 645 731 765 1,075 1,275 1,935 2,193 3,225 3,655 3,825 6,579 9,675 10,965 18,275 32,895 54,825 164,475

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

164,475 493,426 246,713 740,140 370,070 185,035 555,106 277,553 832,660 416,330 208,165 624,496 312,248 156,124 78,062 39,031 117,094 58,547 175,642 87,821 263,464 131,732 65,866 32,933 98,800 49,400 24,700 12,350 6,175 18,526 9,263 27,790 13,895 41,686 20,843 62,530 31,265 93,796 46,898 23,449 70,348 35,174 17,587 52,762 26,381 79,144 39,572 19,786 9,893 29,680 14,840 7,420 3,710 1,855 5,566 2,783 8,350 4,175 12,526 6,263

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