13 × 19 × 1531

Prime Factor Structure

Factorization String 13 × 19 × 1531

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 428,960

Proper Divisor Sum 50,803

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #378151 ← → #378163

1 13 19 247 1,531 19,903 29,089 378,157

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

378,157 1,134,472 567,236 283,618 141,809 425,428 212,714 106,357 319,072 159,536 79,768 39,884 19,942 9,971 29,914 14,957 44,872 22,436 11,218 5,609 16,828 8,414 4,207 12,622 6,311 18,934 9,467 28,402 14,201 42,604 21,302 10,651 31,954 15,977 47,932 23,966 11,983 35,950 17,975 53,926 26,963 80,890 40,445 121,336 60,668 30,334 15,167 45,502 22,751 68,254 34,127 102,382 51,191 153,574 76,787 230,362 115,181 345,544 172,772 86,386

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