2² × 19 × 31 × 109

Prime Factor Structure

Factorization String 2^2 × 19 × 31 × 109

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 492,800

Proper Divisor Sum 235,996

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #256801 ← → #256813

1 2 4 19 31 38 62 76 109 124 218 436 589 1,178 2,071 2,356 3,379 4,142 6,758 8,284 13,516 64,201 128,402 256,804

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

256,804 128,402 64,201 192,604 96,302 48,151 144,454 72,227 216,682 108,341 325,024 162,512 81,256 40,628 20,314 10,157 30,472 15,236 7,618 3,809 11,428 5,714 2,857 8,572 4,286 2,143 6,430 3,215 9,646 4,823 14,470 7,235 21,706 10,853 32,560 16,280 8,140 4,070 2,035 6,106 3,053 9,160 4,580 2,290 1,145 3,436 1,718 859 2,578 1,289 3,868 1,934 967 2,902 1,451 4,354 2,177 6,532 3,266 1,633

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