2 × 5 × 163 × 263

Prime Factor Structure

Factorization String 2 × 5 × 163 × 263

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 779,328

Proper Divisor Sum 350,638

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #428683 ← → #428693

1 2 5 10 163 263 326 526 815 1,315 1,630 2,630 42,869 85,738 214,345 428,690

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

428,690 214,345 643,036 321,518 160,759 482,278 241,139 723,418 361,709 1,085,128 542,564 271,282 135,641 406,924 203,462 101,731 305,194 152,597 457,792 228,896 114,448 57,224 28,612 14,306 7,153 21,460 10,730 5,365 16,096 8,048 4,024 2,012 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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