2² × 5 × 206819

Prime Factor Structure

Factorization String 2^2 × 5 × 206819

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 8,686,440

Proper Divisor Sum 4,550,060

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #4136369 ← → #4136381

1 2 4 5 10 20 206,819 413,638 827,276 1,034,095 2,068,190 4,136,380

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

4,136,380 2,068,190 1,034,095 3,102,286 1,551,143 4,653,430 2,326,715 6,980,146 3,490,073 10,470,220 5,235,110 2,617,555 7,852,666 3,926,333 11,779,000 5,889,500 2,944,750 1,472,375 4,417,126 2,208,563 6,625,690 3,312,845 9,938,536 4,969,268 2,484,634 1,242,317 3,726,952 1,863,476 931,738 465,869 1,397,608 698,804 349,402 174,701 524,104 262,052 131,026 65,513 196,540 98,270 49,135 147,406 73,703 221,110 110,555 331,666 165,833 497,500 248,750 124,375 373,126 186,563 559,690 279,845 839,536 419,768 209,884 104,942 52,471 157,414

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