4,361,186

2 × 197 × 11069

Starting at 4,361,186, the Collatz iteration reaches 1 after 211 steps. The first transition is 2180593; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 197 × 11069

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 6,575,580

Proper Divisor Sum 2,214,394

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #4361183 ← → #4361207

Radix Representation

Decimal	4361186
Binary	10000101000101111100010 (23 bits)
Octal	0o20505742
Hexadecimal	0x428BE2

Divisor Catalog (8)

1 2 197 394 11,069 22,138 2,180,593 4,361,186

Collatz Trajectory (211 steps to reach 1)

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

4,361,186 2,180,593 6,541,780 3,270,890 1,635,445 4,906,336 2,453,168 1,226,584 613,292 306,646 153,323 459,970 229,985 689,956 344,978 172,489 517,468 258,734 129,367 388,102 194,051 582,154 291,077 873,232 436,616 218,308 109,154 54,577 163,732 81,866 40,933 122,800 61,400 30,700 15,350 7,675 23,026 11,513 34,540 17,270 8,635 25,906 12,953 38,860 19,430 9,715 29,146 14,573 43,720 21,860 10,930 5,465 16,396 8,198 4,099 12,298 6,149 18,448 9,224 4,612

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