3² × 7 × 19 × 257

Prime Factor Structure

Factorization String 3^2 × 7 × 19 × 257

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 536,640

Proper Divisor Sum 229,011

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #307627 ← → #307631

1 3 7 9 19 21 57 63 133 171 257 399 771 1,197 1,799 2,313 4,883 5,397 14,649 16,191 34,181 43,947 102,543 307,629

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

307,629 922,888 461,444 230,722 115,361 346,084 173,042 86,521 259,564 129,782 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 1,028 514 257 772 386 193 580 290 145 436 218 109 328

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