2⁴ × 131 × 389

Prime Factor Structure

Factorization String 2^4 × 131 × 389

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 20

Divisor Sum (σ) 1,595,880

Proper Divisor Sum 780,536

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #815341 ← → #815351

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

815,344 407,672 203,836 101,918 50,959 152,878 76,439 229,318 114,659 343,978 171,989 515,968 257,984 128,992 64,496 32,248 16,124 8,062 4,031 12,094 6,047 18,142 9,071 27,214 13,607 40,822 20,411 61,234 30,617 91,852 45,926 22,963 68,890 34,445 103,336 51,668 25,834 12,917 38,752 19,376 9,688 4,844 2,422 1,211 3,634 1,817 5,452 2,726 1,363 4,090 2,045 6,136 3,068 1,534 767 2,302 1,151 3,454 1,727 5,182

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