213,726

2 × 3 × 179 × 199

Prime Factor Structure

Factorization String 2 × 3 × 179 × 199

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 16

Divisor Sum (σ) 432,000

Proper Divisor Sum 218,274

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #213721 ← → #213727

1 2 3 6 179 199 358 398 537 597 1,074 1,194 35,621 71,242 106,863 213,726

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

213,726 106,863 320,590 160,295 480,886 240,443 721,330 360,665 1,081,996 540,998 270,499 811,498 405,749 1,217,248 608,624 304,312 152,156 76,078 38,039 114,118 57,059 171,178 85,589 256,768 128,384 64,192 32,096 16,048 8,024 4,012 2,006 1,003 3,010 1,505 4,516 2,258 1,129 3,388 1,694 847 2,542 1,271 3,814 1,907 5,722 2,861 8,584 4,292 2,146 1,073 3,220 1,610 805 2,416 1,208 604 302 151 454 227

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