3 × 11 × 17 × 389

Prime Factor Structure

Factorization String 3 × 11 × 17 × 389

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 336,960

Proper Divisor Sum 118,731

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #218227 ← → #218233

1 3 11 17 33 51 187 389 561 1,167 4,279 6,613 12,837 19,839 72,743 218,229

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

218,229 654,688 327,344 163,672 81,836 40,918 20,459 61,378 30,689 92,068 46,034 23,017 69,052 34,526 17,263 51,790 25,895 77,686 38,843 116,530 58,265 174,796 87,398 43,699 131,098 65,549 196,648 98,324 49,162 24,581 73,744 36,872 18,436 9,218 4,609 13,828 6,914 3,457 10,372 5,186 2,593 7,780 3,890 1,945 5,836 2,918 1,459 4,378 2,189 6,568 3,284 1,642 821 2,464 1,232 616 308 154 77 232

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