5² × 19 × 29²

Prime Factor Structure

Factorization String 5^2 × 19 × 29^2

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 540,020

Proper Divisor Sum 140,545

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #399473 ← → #399481

1 5 19 25 29 95 145 475 551 725 841 2,755 4,205 13,775 15,979 21,025 79,895 399,475

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

399,475 1,198,426 599,213 1,797,640 898,820 449,410 224,705 674,116 337,058 168,529 505,588 252,794 126,397 379,192 189,596 94,798 47,399 142,198 71,099 213,298 106,649 319,948 159,974 79,987 239,962 119,981 359,944 179,972 89,986 44,993 134,980 67,490 33,745 101,236 50,618 25,309 75,928 37,964 18,982 9,491 28,474 14,237 42,712 21,356 10,678 5,339 16,018 8,009 24,028 12,014 6,007 18,022 9,011 27,034 13,517 40,552 20,276 10,138 5,069 15,208

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