802,218

2 × 3 × 19 × 31 × 227

802,218 has digital root 3. The neighboring primes are 802189 and 802231; its proper-divisor sum differs from the starting integer by 146,604.

Prime Factor Structure

Factorization String 2 × 3 × 19 × 31 × 227

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Total Divisors 32

Divisor Sum (σ) 1,751,040

Proper Divisor Sum 948,822

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #802189 ← → #802231

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

802,218 401,109 1,203,328 601,664 300,832 150,416 75,208 37,604 18,802 9,401 28,204 14,102 7,051 21,154 10,577 31,732 15,866 7,933 23,800 11,900 5,950 2,975 8,926 4,463 13,390 6,695 20,086 10,043 30,130 15,065 45,196 22,598 11,299 33,898 16,949 50,848 25,424 12,712 6,356 3,178 1,589 4,768 2,384 1,192 596 298 149 448 224 112 56 28 14 7 22 11 34 17 52 26