8,570,258

2 × 4285129

Starting at 8,570,258, the Collatz iteration reaches 1 after 168 steps. The first transition is 4285129; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 4285129

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 12,855,390

Proper Divisor Sum 4,285,132

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #8570231 ← → #8570267

Radix Representation

Decimal	8570258
Binary	100000101100010110010010 (24 bits)
Octal	0o40542622
Hexadecimal	0x82C592

Divisor Catalog (4)

1 2 4,285,129 8,570,258

Collatz Trajectory (168 steps to reach 1)

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

8,570,258 4,285,129 12,855,388 6,427,694 3,213,847 9,641,542 4,820,771 14,462,314 7,231,157 21,693,472 10,846,736 5,423,368 2,711,684 1,355,842 677,921 2,033,764 1,016,882 508,441 1,525,324 762,662 381,331 1,143,994 571,997 1,715,992 857,996 428,998 214,499 643,498 321,749 965,248 482,624 241,312 120,656 60,328 30,164 15,082 7,541 22,624 11,312 5,656 2,828 1,414 707 2,122 1,061 3,184 1,592 796 398 199 598 299 898 449 1,348 674 337 1,012 506 253

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