216,322

2 × 108161

Prime Factor Structure

Factorization String 2 × 108161

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Total Divisors 4

Divisor Sum (σ) 324,486

Proper Divisor Sum 108,164

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #216319 ← → #216329

1 2 108,161 216,322

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

216,322 108,161 324,484 162,242 81,121 243,364 121,682 60,841 182,524 91,262 45,631 136,894 68,447 205,342 102,671 308,014 154,007 462,022 231,011 693,034 346,517 1,039,552 519,776 259,888 129,944 64,972 32,486 16,243 48,730 24,365 73,096 36,548 18,274 9,137 27,412 13,706 6,853 20,560 10,280 5,140 2,570 1,285 3,856 1,928 964 482 241 724 362 181 544 272 136 68 34 17 52 26 13 40

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