2³ × 5 × 43 × 397

Prime Factor Structure

Factorization String 2^3 × 5 × 43 × 397

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 1,576,080

Proper Divisor Sum 893,240

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #682819 ← → #682901

1 2 4 5 8 10 20 40 43 86 172 215 344 397 430 794 860 1,588 1,720 1,985 3,176 3,970 7,940 15,880 17,071 34,142 68,284 85,355 136,568 170,710 341,420 682,840

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

682,840 341,420 170,710 85,355 256,066 128,033 384,100 192,050 96,025 288,076 144,038 72,019 216,058 108,029 324,088 162,044 81,022 40,511 121,534 60,767 182,302 91,151 273,454 136,727 410,182 205,091 615,274 307,637 922,912 461,456 230,728 115,364 57,682 28,841 86,524 43,262 21,631 64,894 32,447 97,342 48,671 146,014 73,007 219,022 109,511 328,534 164,267 492,802 246,401 739,204 369,602 184,801 554,404 277,202 138,601 415,804 207,902 103,951 311,854 155,927

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