5 × 19 × 61 × 67

Prime Factor Structure

Factorization String 5 × 19 × 61 × 67

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 505,920

Proper Divisor Sum 117,655

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #388259 ← → #388273

1 5 19 61 67 95 305 335 1,159 1,273 4,087 5,795 6,365 20,435 77,653 388,265

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

388,265 1,164,796 582,398 291,199 873,598 436,799 1,310,398 655,199 1,965,598 982,799 2,948,398 1,474,199 4,422,598 2,211,299 6,633,898 3,316,949 9,950,848 4,975,424 2,487,712 1,243,856 621,928 310,964 155,482 77,741 233,224 116,612 58,306 29,153 87,460 43,730 21,865 65,596 32,798 16,399 49,198 24,599 73,798 36,899 110,698 55,349 166,048 83,024 41,512 20,756 10,378 5,189 15,568 7,784 3,892 1,946 973 2,920 1,460 730 365 1,096 548 274 137 412

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