2 × 13 × 29² × 977

Prime Factor Structure

Factorization String 2 × 13 × 29^2 × 977

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 35,777,196

Proper Divisor Sum 14,414,114

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #21363079 ← → #21363103

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

21,363,082 10,681,541 32,044,624 16,022,312 8,011,156 4,005,578 2,002,789 6,008,368 3,004,184 1,502,092 751,046 375,523 1,126,570 563,285 1,689,856 844,928 422,464 211,232 105,616 52,808 26,404 13,202 6,601 19,804 9,902 4,951 14,854 7,427 22,282 11,141 33,424 16,712 8,356 4,178 2,089 6,268 3,134 1,567 4,702 2,351 7,054 3,527 10,582 5,291 15,874 7,937 23,812 11,906 5,953 17,860 8,930 4,465 13,396 6,698 3,349 10,048 5,024 2,512 1,256 628

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