257 × 20747

Prime Factor Structure

Factorization String 257 × 20747

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 5,352,984

Proper Divisor Sum 21,005

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #5331971 ← → #5331983

1 257 20,747 5,331,979

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

5,331,979 15,995,938 7,997,969 23,993,908 11,996,954 5,998,477 17,995,432 8,997,716 4,498,858 2,249,429 6,748,288 3,374,144 1,687,072 843,536 421,768 210,884 105,442 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 83 250 125 376 188 94 47 142 71 214 107 322 161

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