3² × 79 × 83 × 367

Prime Factor Structure

Factorization String 3^2 × 79 × 83 × 367

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 32,148,480

Proper Divisor Sum 10,490,709

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #21657737 ← → #21657773

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

21,657,771 64,973,314 32,486,657 97,459,972 48,729,986 24,364,993 73,094,980 36,547,490 18,273,745 54,821,236 27,410,618 13,705,309 41,115,928 20,557,964 10,278,982 5,139,491 15,418,474 7,709,237 23,127,712 11,563,856 5,781,928 2,890,964 1,445,482 722,741 2,168,224 1,084,112 542,056 271,028 135,514 67,757 203,272 101,636 50,818 25,409 76,228 38,114 19,057 57,172 28,586 14,293 42,880 21,440 10,720 5,360 2,680 1,340 670 335 1,006 503 1,510 755 2,266 1,133 3,400 1,700 850 425 1,276 638

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