5² × 13 × 6481

Prime Factor Structure

Factorization String 5^2 × 13 × 6481

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,813,188

Proper Divisor Sum 706,863

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #2106311 ← → #2106329

1 5 13 25 65 325 6,481 32,405 84,253 162,025 421,265 2,106,325

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

2,106,325 6,318,976 3,159,488 1,579,744 789,872 394,936 197,468 98,734 49,367 148,102 74,051 222,154 111,077 333,232 166,616 83,308 41,654 20,827 62,482 31,241 93,724 46,862 23,431 70,294 35,147 105,442 52,721 158,164 79,082 39,541 118,624 59,312 29,656 14,828 7,414 3,707 11,122 5,561 16,684 8,342 4,171 12,514 6,257 18,772 9,386 4,693 14,080 7,040 3,520 1,760 880 440 220 110 55 166 83 250 125 376

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