λ
Sigma Notebook

8,786,161

17 × 232 × 977
Deficient Odd Composite

8,786,161 is odd and not a perfect square. Its factorization is 17 × 23^2 × 977 and its 12 divisors sum to 9,735,012.

Prime Factor Structure

Factorization String 17 × 23^2 × 977
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 9,735,012
Proper Divisor Sum 948,851
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #8786153 ← → #8786171

Radix Representation

Decimal 8786161
Binary 100001100001000011110001 (24 bits)
Octal 0o41410361
Hexadecimal 0x8610F1

Divisor Catalog (12)

1 17 23 391 529 977 8,993 16,609 22,471 382,007 516,833 8,786,161

Collatz Trajectory (243 steps to reach 1)

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

8,786,161 26,358,484 13,179,242 6,589,621 19,768,864 9,884,432 4,942,216 2,471,108 1,235,554 617,777 1,853,332 926,666 463,333 1,390,000 695,000 347,500 173,750 86,875 260,626 130,313 390,940 195,470 97,735 293,206 146,603 439,810 219,905 659,716 329,858 164,929 494,788 247,394 123,697 371,092 185,546 92,773 278,320 139,160 69,580 34,790 17,395 52,186 26,093 78,280 39,140 19,570 9,785 29,356 14,678 7,339 22,018 11,009 33,028 16,514 8,257 24,772 12,386 6,193 18,580 9,290

More profiles

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