2 × 21657521

Prime Factor Structure

Factorization String 2 × 21657521

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 64,972,566

Proper Divisor Sum 21,657,524

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #43315033 ← → #43315043

1 2 21,657,521 43,315,042

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

43,315,042 21,657,521 64,972,564 32,486,282 16,243,141 48,729,424 24,364,712 12,182,356 6,091,178 3,045,589 9,136,768 4,568,384 2,284,192 1,142,096 571,048 285,524 142,762 71,381 214,144 107,072 53,536 26,768 13,384 6,692 3,346 1,673 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

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