11 × 13 × 17 × 89

Prime Factor Structure

Factorization String 11 × 13 × 17 × 89

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 272,160

Proper Divisor Sum 55,801

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #216347 ← → #216371

1 11 13 17 89 143 187 221 979 1,157 1,513 2,431 12,727 16,643 19,669 216,359

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

216,359 649,078 324,539 973,618 486,809 1,460,428 730,214 365,107 1,095,322 547,661 1,642,984 821,492 410,746 205,373 616,120 308,060 154,030 77,015 231,046 115,523 346,570 173,285 519,856 259,928 129,964 64,982 32,491 97,474 48,737 146,212 73,106 36,553 109,660 54,830 27,415 82,246 41,123 123,370 61,685 185,056 92,528 46,264 23,132 11,566 5,783 17,350 8,675 26,026 13,013 39,040 19,520 9,760 4,880 2,440 1,220 610 305 916 458 229

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