13 × 17 × 1021

Prime Factor Structure

Factorization String 13 × 17 × 1021

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 257,544

Proper Divisor Sum 31,903

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #225637 ← → #225671

1 13 17 221 1,021 13,273 17,357 225,641

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

225,641 676,924 338,462 169,231 507,694 253,847 761,542 380,771 1,142,314 571,157 1,713,472 856,736 428,368 214,184 107,092 53,546 26,773 80,320 40,160 20,080 10,040 5,020 2,510 1,255 3,766 1,883 5,650 2,825 8,476 4,238 2,119 6,358 3,179 9,538 4,769 14,308 7,154 3,577 10,732 5,366 2,683 8,050 4,025 12,076 6,038 3,019 9,058 4,529 13,588 6,794 3,397 10,192 5,096 2,548 1,274 637 1,912 956 478 239

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