2 × 19 × 47 × 53 × 227

Prime Factor Structure

Factorization String 2 × 19 × 47 × 53 × 227

Distinct Prime Factors 5

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 35,458,560

Proper Divisor Sum 13,971,194

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #21487351 ← → #21487373

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

21,487,366 10,743,683 32,231,050 16,115,525 48,346,576 24,173,288 12,086,644 6,043,322 3,021,661 9,064,984 4,532,492 2,266,246 1,133,123 3,399,370 1,699,685 5,099,056 2,549,528 1,274,764 637,382 318,691 956,074 478,037 1,434,112 717,056 358,528 179,264 89,632 44,816 22,408 11,204 5,602 2,801 8,404 4,202 2,101 6,304 3,152 1,576 788 394 197 592 296 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20

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