3 × 5 × 31 × 281

Prime Factor Structure

Factorization String 3 × 5 × 31 × 281

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 216,576

Proper Divisor Sum 85,911

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #130657 ← → #130681

1 3 5 15 31 93 155 281 465 843 1,405 4,215 8,711 26,133 43,555 130,665

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

130,665 391,996 195,998 97,999 293,998 146,999 440,998 220,499 661,498 330,749 992,248 496,124 248,062 124,031 372,094 186,047 558,142 279,071 837,214 418,607 1,255,822 627,911 1,883,734 941,867 2,825,602 1,412,801 4,238,404 2,119,202 1,059,601 3,178,804 1,589,402 794,701 2,384,104 1,192,052 596,026 298,013 894,040 447,020 223,510 111,755 335,266 167,633 502,900 251,450 125,725 377,176 188,588 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

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