2 × 11² × 643

Prime Factor Structure

Factorization String 2 × 11^2 × 643

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 256,956

Proper Divisor Sum 101,350

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #155599 ← → #155609

1 2 11 22 121 242 643 1,286 7,073 14,146 77,803 155,606

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

155,606 77,803 233,410 116,705 350,116 175,058 87,529 262,588 131,294 65,647 196,942 98,471 295,414 147,707 443,122 221,561 664,684 332,342 166,171 498,514 249,257 747,772 373,886 186,943 560,830 280,415 841,246 420,623 1,261,870 630,935 1,892,806 946,403 2,839,210 1,419,605 4,258,816 2,129,408 1,064,704 532,352 266,176 133,088 66,544 33,272 16,636 8,318 4,159 12,478 6,239 18,718 9,359 28,078 14,039 42,118 21,059 63,178 31,589 94,768 47,384 23,692 11,846 5,923

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