8,646,837

3 × 2882279

Starting at 8,646,837, the Collatz iteration reaches 1 after 67 steps. The first transition is 25940512; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 3 × 2882279

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 11,529,120

Proper Divisor Sum 2,882,283

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #8646823 ← → #8646851

Radix Representation

Decimal	8646837
Binary	100000111111000010110101 (24 bits)
Octal	0o40770265
Hexadecimal	0x83F0B5

Divisor Catalog (4)

1 3 2,882,279 8,646,837

Collatz Trajectory (67 steps to reach 1)

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

8,646,837 25,940,512 12,970,256 6,485,128 3,242,564 1,621,282 810,641 2,431,924 1,215,962 607,981 1,823,944 911,972 455,986 227,993 683,980 341,990 170,995 512,986 256,493 769,480 384,740 192,370 96,185 288,556 144,278 72,139 216,418 108,209 324,628 162,314 81,157 243,472 121,736 60,868 30,434 15,217 45,652 22,826 11,413 34,240 17,120 8,560 4,280 2,140 1,070 535 1,606 803 2,410 1,205 3,616 1,808 904 452 226 113 340 170 85 256

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