19 × 157 × 727

Prime Factor Structure

Factorization String 19 × 157 × 727

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,300,480

Proper Divisor Sum 131,839

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #2168623 ← → #2168651

1 19 157 727 2,983 13,813 114,139 2,168,641

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

2,168,641 6,505,924 3,252,962 1,626,481 4,879,444 2,439,722 1,219,861 3,659,584 1,829,792 914,896 457,448 228,724 114,362 57,181 171,544 85,772 42,886 21,443 64,330 32,165 96,496 48,248 24,124 12,062 6,031 18,094 9,047 27,142 13,571 40,714 20,357 61,072 30,536 15,268 7,634 3,817 11,452 5,726 2,863 8,590 4,295 12,886 6,443 19,330 9,665 28,996 14,498 7,249 21,748 10,874 5,437 16,312 8,156 4,078 2,039 6,118 3,059 9,178 4,589 13,768

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