321,564

2² × 3 × 127 × 211

Prime Factor Structure

Factorization String 2^2 × 3 × 127 × 211

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 24

Divisor Sum (σ) 759,808

Proper Divisor Sum 438,244

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #321553 ← → #321569

1 2 3 4 6 12 127 211 254 381 422 508 633 762 844 1,266 1,524 2,532 26,797 53,594 80,391 107,188 160,782 321,564

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

321,564 160,782 80,391 241,174 120,587 361,762 180,881 542,644 271,322 135,661 406,984 203,492 101,746 50,873 152,620 76,310 38,155 114,466 57,233 171,700 85,850 42,925 128,776 64,388 32,194 16,097 48,292 24,146 12,073 36,220 18,110 9,055 27,166 13,583 40,750 20,375 61,126 30,563 91,690 45,845 137,536 68,768 34,384 17,192 8,596 4,298 2,149 6,448 3,224 1,612 806 403 1,210 605 1,816 908 454 227 682 341

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