216,528

2⁴ × 3 × 13 × 347

Prime Factor Structure

Factorization String 2^4 × 3 × 13 × 347

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 40

Divisor Sum (σ) 604,128

Proper Divisor Sum 387,600

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #216523 ← → #216551

1 2 3 4 6 8 12 13 16 24 26 39 48 52 78 104 156 208 312 347 624 694 1,041 1,388 2,082 2,776 4,164 4,511 5,552 8,328 9,022 13,533 16,656 18,044 27,066 36,088 54,132 72,176 108,264 216,528

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

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