λ
Sequence Observatory

8,339,185

5 × 1667837
Deficient Odd Composite

Starting at 8,339,185, the Collatz iteration reaches 1 after 199 steps. The first transition is 25017556; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 5 × 1667837
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 10,007,028
Proper Divisor Sum 1,667,843
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #8339167 ← → #8339203

Radix Representation

Decimal 8339185
Binary 11111110011111011110001 (23 bits)
Octal 0o37637361
Hexadecimal 0x7F3EF1

Divisor Catalog (4)

1 5 1,667,837 8,339,185

Collatz Trajectory (199 steps to reach 1)

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

8,339,185 25,017,556 12,508,778 6,254,389 18,763,168 9,381,584 4,690,792 2,345,396 1,172,698 586,349 1,759,048 879,524 439,762 219,881 659,644 329,822 164,911 494,734 247,367 742,102 371,051 1,113,154 556,577 1,669,732 834,866 417,433 1,252,300 626,150 313,075 939,226 469,613 1,408,840 704,420 352,210 176,105 528,316 264,158 132,079 396,238 198,119 594,358 297,179 891,538 445,769 1,337,308 668,654 334,327 1,002,982 501,491 1,504,474 752,237 2,256,712 1,128,356 564,178 282,089 846,268 423,134 211,567 634,702 317,351

More profiles

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