428531

Prime Factor Structure

Factorization String 428531

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 428,532

Proper Divisor Sum 1

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #428509 ← → #428539

1 428,531

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

428,531 1,285,594 642,797 1,928,392 964,196 482,098 241,049 723,148 361,574 180,787 542,362 271,181 813,544 406,772 203,386 101,693 305,080 152,540 76,270 38,135 114,406 57,203 171,610 85,805 257,416 128,708 64,354 32,177 96,532 48,266 24,133 72,400 36,200 18,100 9,050 4,525 13,576 6,788 3,394 1,697 5,092 2,546 1,273 3,820 1,910 955 2,866 1,433 4,300 2,150 1,075 3,226 1,613 4,840 2,420 1,210 605 1,816 908 454

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