2 × 5² × 8563

Prime Factor Structure

Factorization String 2 × 5^2 × 8563

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 796,452

Proper Divisor Sum 368,302

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #428149 ← → #428161

1 2 5 10 25 50 8,563 17,126 42,815 85,630 214,075 428,150

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

428,150 214,075 642,226 321,113 963,340 481,670 240,835 722,506 361,253 1,083,760 541,880 270,940 135,470 67,735 203,206 101,603 304,810 152,405 457,216 228,608 114,304 57,152 28,576 14,288 7,144 3,572 1,786 893 2,680 1,340 670 335 1,006 503 1,510 755 2,266 1,133 3,400 1,700 850 425 1,276 638 319 958 479 1,438 719 2,158 1,079 3,238 1,619 4,858 2,429 7,288 3,644 1,822 911 2,734

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