2⁴ × 5 × 2161

Prime Factor Structure

Factorization String 2^4 × 5 × 2161

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 20

Divisor Sum (σ) 402,132

Proper Divisor Sum 229,252

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #172877 ← → #172883

1 2 4 5 8 10 16 20 40 80 2,161 4,322 8,644 10,805 17,288 21,610 34,576 43,220 86,440 172,880

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

172,880 86,440 43,220 21,610 10,805 32,416 16,208 8,104 4,052 2,026 1,013 3,040 1,520 760 380 190 95 286 143 430 215 646 323 970 485 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

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