3 × 7 × 421 × 449

Prime Factor Structure

Factorization String 3 × 7 × 421 × 449

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,076,800

Proper Divisor Sum 2,107,191

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #3969601 ← → #3969611

1 3 7 21 421 449 1,263 1,347 2,947 3,143 8,841 9,429 189,029 567,087 1,323,203 3,969,609

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

3,969,609 11,908,828 5,954,414 2,977,207 8,931,622 4,465,811 13,397,434 6,698,717 20,096,152 10,048,076 5,024,038 2,512,019 7,536,058 3,768,029 11,304,088 5,652,044 2,826,022 1,413,011 4,239,034 2,119,517 6,358,552 3,179,276 1,589,638 794,819 2,384,458 1,192,229 3,576,688 1,788,344 894,172 447,086 223,543 670,630 335,315 1,005,946 502,973 1,508,920 754,460 377,230 188,615 565,846 282,923 848,770 424,385 1,273,156 636,578 318,289 954,868 477,434 238,717 716,152 358,076 179,038 89,519 268,558 134,279 402,838 201,419 604,258 302,129 906,388

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