390,484

2² × 41 × 2381

Prime Factor Structure

Factorization String 2^2 × 41 × 2381

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 12

Divisor Sum (σ) 700,308

Proper Divisor Sum 309,824

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #390479 ← → #390487

1 2 4 41 82 164 2,381 4,762 9,524 97,621 195,242 390,484

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

390,484 195,242 97,621 292,864 146,432 73,216 36,608 18,304 9,152 4,576 2,288 1,144 572 286 143 430 215 646 323 970 485 1,456 728 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263 790 395 1,186 593 1,780 890 445 1,336 668 334 167 502 251 754 377 1,132 566 283 850 425

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