13 × 17 × 1979

Prime Factor Structure

Factorization String 13 × 17 × 1979

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 498,960

Proper Divisor Sum 61,601

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #437357 ← → #437363

1 13 17 221 1,979 25,727 33,643 437,359

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

437,359 1,312,078 656,039 1,968,118 984,059 2,952,178 1,476,089 4,428,268 2,214,134 1,107,067 3,321,202 1,660,601 4,981,804 2,490,902 1,245,451 3,736,354 1,868,177 5,604,532 2,802,266 1,401,133 4,203,400 2,101,700 1,050,850 525,425 1,576,276 788,138 394,069 1,182,208 591,104 295,552 147,776 73,888 36,944 18,472 9,236 4,618 2,309 6,928 3,464 1,732 866 433 1,300 650 325 976 488 244 122 61 184 92 46 23 70 35 106 53 160 80

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