11 × 13 × 521

Prime Factor Structure

Factorization String 11 × 13 × 521

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 87,696

Proper Divisor Sum 13,193

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #74489 ← → #74507

1 11 13 143 521 5,731 6,773 74,503

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

74,503 223,510 111,755 335,266 167,633 502,900 251,450 125,725 377,176 188,588 94,294 47,147 141,442 70,721 212,164 106,082 53,041 159,124 79,562 39,781 119,344 59,672 29,836 14,918 7,459 22,378 11,189 33,568 16,784 8,392 4,196 2,098 1,049 3,148 1,574 787 2,362 1,181 3,544 1,772 886 443 1,330 665 1,996 998 499 1,498 749 2,248 1,124 562 281 844 422 211 634 317 952 476

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