7 × 31 × 21377

Prime Factor Structure

Factorization String 7 × 31 × 21377

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 5,472,768

Proper Divisor Sum 833,959

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #4638791 ← → #4638827

1 7 31 217 21,377 149,639 662,687 4,638,809

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

4,638,809 13,916,428 6,958,214 3,479,107 10,437,322 5,218,661 15,655,984 7,827,992 3,913,996 1,956,998 978,499 2,935,498 1,467,749 4,403,248 2,201,624 1,100,812 550,406 275,203 825,610 412,805 1,238,416 619,208 309,604 154,802 77,401 232,204 116,102 58,051 174,154 87,077 261,232 130,616 65,308 32,654 16,327 48,982 24,491 73,474 36,737 110,212 55,106 27,553 82,660 41,330 20,665 61,996 30,998 15,499 46,498 23,249 69,748 34,874 17,437 52,312 26,156 13,078 6,539 19,618 9,809 29,428

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