2³ × 3 × 7 × 19 × 257

Prime Factor Structure

Factorization String 2^3 × 3 × 7 × 19 × 257

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 64

Divisor Sum (σ) 2,476,800

Proper Divisor Sum 1,656,456

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #820343 ← → #820349

1 2 3 4 6 7 8 12 14 19 21 24 28 38 42 56 57 76 84 114 133 152 168 228 257 266 399 456 514 532 771 798 1,028 1,064 1,542 1,596 1,799 2,056 3,084 3,192 3,598 4,883 5,397 6,168 7,196 9,766 10,794 14,392 14,649 19,532 21,588 29,298 34,181 39,064 43,176 58,596 68,362 102,543 117,192 136,724

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

820,344 410,172 205,086 102,543 307,630 153,815 461,446 230,723 692,170 346,085 1,038,256 519,128 259,564 129,782 64,891 194,674 97,337 292,012 146,006 73,003 219,010 109,505 328,516 164,258 82,129 246,388 123,194 61,597 184,792 92,396 46,198 23,099 69,298 34,649 103,948 51,974 25,987 77,962 38,981 116,944 58,472 29,236 14,618 7,309 21,928 10,964 5,482 2,741 8,224 4,112 2,056 1,028 514 257 772 386 193 580 290 145

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