8,218,361

17 × 483433

Starting at 8,218,361, the Collatz iteration reaches 1 after 199 steps. The first transition is 24655084; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 17 × 483433

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 8,701,812

Proper Divisor Sum 483,451

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #8218351 ← → #8218369

Radix Representation

Decimal	8218361
Binary	11111010110011011111001 (23 bits)
Octal	0o37263371
Hexadecimal	0x7D66F9

Divisor Catalog (4)

1 17 483,433 8,218,361

Collatz Trajectory (199 steps to reach 1)

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

8,218,361 24,655,084 12,327,542 6,163,771 18,491,314 9,245,657 27,736,972 13,868,486 6,934,243 20,802,730 10,401,365 31,204,096 15,602,048 7,801,024 3,900,512 1,950,256 975,128 487,564 243,782 121,891 365,674 182,837 548,512 274,256 137,128 68,564 34,282 17,141 51,424 25,712 12,856 6,428 3,214 1,607 4,822 2,411 7,234 3,617 10,852 5,426 2,713 8,140 4,070 2,035 6,106 3,053 9,160 4,580 2,290 1,145 3,436 1,718 859 2,578 1,289 3,868 1,934 967 2,902 1,451

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