2 × 5 × 17 × 1621

Prime Factor Structure

Factorization String 2 × 5 × 17 × 1621

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 525,528

Proper Divisor Sum 249,958

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #275549 ← → #275573

1 2 5 10 17 34 85 170 1,621 3,242 8,105 16,210 27,557 55,114 137,785 275,570

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

275,570 137,785 413,356 206,678 103,339 310,018 155,009 465,028 232,514 116,257 348,772 174,386 87,193 261,580 130,790 65,395 196,186 98,093 294,280 147,140 73,570 36,785 110,356 55,178 27,589 82,768 41,384 20,692 10,346 5,173 15,520 7,760 3,880 1,940 970 485 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

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