6,735,518

2 × 3367759

Starting at 6,735,518, the Collatz iteration reaches 1 after 72 steps. The first transition is 3367759; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 3367759

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 10,103,280

Proper Divisor Sum 3,367,762

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #6735503 ← → #6735529

Radix Representation

Decimal	6735518
Binary	11001101100011010011110 (23 bits)
Octal	0o31543236
Hexadecimal	0x66C69E

Divisor Catalog (4)

1 2 3,367,759 6,735,518

Collatz Trajectory (72 steps to reach 1)

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

6,735,518 3,367,759 10,103,278 5,051,639 15,154,918 7,577,459 22,732,378 11,366,189 34,098,568 17,049,284 8,524,642 4,262,321 12,786,964 6,393,482 3,196,741 9,590,224 4,795,112 2,397,556 1,198,778 599,389 1,798,168 899,084 449,542 224,771 674,314 337,157 1,011,472 505,736 252,868 126,434 63,217 189,652 94,826 47,413 142,240 71,120 35,560 17,780 8,890 4,445 13,336 6,668 3,334 1,667 5,002 2,501 7,504 3,752 1,876 938 469 1,408 704 352 176 88 44 22 11 34

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