855221

Prime Factor Structure

Factorization String 855221

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 855,222

Proper Divisor Sum 1

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #855203 ← → #855229

1 855,221

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

855,221 2,565,664 1,282,832 641,416 320,708 160,354 80,177 240,532 120,266 60,133 180,400 90,200 45,100 22,550 11,275 33,826 16,913 50,740 25,370 12,685 38,056 19,028 9,514 4,757 14,272 7,136 3,568 1,784 892 446 223 670 335 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

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