3² × 593 × 4051

Prime Factor Structure

Factorization String 3^2 × 593 × 4051

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 31,289,544

Proper Divisor Sum 9,669,357

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #21620153 ← → #21620189

1 3 9 593 1,779 4,051 5,337 12,153 36,459 2,402,243 7,206,729 21,620,187

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

21,620,187 64,860,562 32,430,281 97,290,844 48,645,422 24,322,711 72,968,134 36,484,067 109,452,202 54,726,101 164,178,304 82,089,152 41,044,576 20,522,288 10,261,144 5,130,572 2,565,286 1,282,643 3,847,930 1,923,965 5,771,896 2,885,948 1,442,974 721,487 2,164,462 1,082,231 3,246,694 1,623,347 4,870,042 2,435,021 7,305,064 3,652,532 1,826,266 913,133 2,739,400 1,369,700 684,850 342,425 1,027,276 513,638 256,819 770,458 385,229 1,155,688 577,844 288,922 144,461 433,384 216,692 108,346 54,173 162,520 81,260 40,630 20,315 60,946 30,473 91,420 45,710 22,855

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