2² × 3 × 71 × 257

Prime Factor Structure

Factorization String 2^2 × 3 × 71 × 257

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 520,128

Proper Divisor Sum 301,164

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #218963 ← → #218969

1 2 3 4 6 12 71 142 213 257 284 426 514 771 852 1,028 1,542 3,084 18,247 36,494 54,741 72,988 109,482 218,964

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

218,964 109,482 54,741 164,224 82,112 41,056 20,528 10,264 5,132 2,566 1,283 3,850 1,925 5,776 2,888 1,444 722 361 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376 688 344 172 86 43 130 65 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8

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