2² × 7 × 13 × 1777

Prime Factor Structure

Factorization String 2^2 × 7 × 13 × 1777

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,393,952

Proper Divisor Sum 747,124

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #646823 ← → #646831

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

646,828 323,414 161,707 485,122 242,561 727,684 363,842 181,921 545,764 272,882 136,441 409,324 204,662 102,331 306,994 153,497 460,492 230,246 115,123 345,370 172,685 518,056 259,028 129,514 64,757 194,272 97,136 48,568 24,284 12,142 6,071 18,214 9,107 27,322 13,661 40,984 20,492 10,246 5,123 15,370 7,685 23,056 11,528 5,764 2,882 1,441 4,324 2,162 1,081 3,244 1,622 811 2,434 1,217 3,652 1,826 913 2,740 1,370 685

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