3² × 7 × 19 × 149

Prime Factor Structure

Factorization String 3^2 × 7 × 19 × 149

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 312,000

Proper Divisor Sum 133,647

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #178351 ← → #178361

1 3 7 9 19 21 57 63 133 149 171 399 447 1,043 1,197 1,341 2,831 3,129 8,493 9,387 19,817 25,479 59,451 178,353

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

178,353 535,060 267,530 133,765 401,296 200,648 100,324 50,162 25,081 75,244 37,622 18,811 56,434 28,217 84,652 42,326 21,163 63,490 31,745 95,236 47,618 23,809 71,428 35,714 17,857 53,572 26,786 13,393 40,180 20,090 10,045 30,136 15,068 7,534 3,767 11,302 5,651 16,954 8,477 25,432 12,716 6,358 3,179 9,538 4,769 14,308 7,154 3,577 10,732 5,366 2,683 8,050 4,025 12,076 6,038 3,019 9,058 4,529 13,588 6,794

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