6,861,574

2 × 17 × 29 × 6959

Starting at 6,861,574, the Collatz iteration reaches 1 after 129 steps. The first transition is 3430787; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 17 × 29 × 6959

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 11,275,200

Proper Divisor Sum 4,413,626

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #6861559 ← → #6861581

Radix Representation

Decimal	6861574
Binary	11010001011001100000110 (23 bits)
Octal	0o32131406
Hexadecimal	0x68B306

Divisor Catalog (16)

1 2 17 29 34 58 493 986 6,959 13,918 118,303 201,811 236,606 403,622 3,430,787 6,861,574

Collatz Trajectory (129 steps to reach 1)

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

6,861,574 3,430,787 10,292,362 5,146,181 15,438,544 7,719,272 3,859,636 1,929,818 964,909 2,894,728 1,447,364 723,682 361,841 1,085,524 542,762 271,381 814,144 407,072 203,536 101,768 50,884 25,442 12,721 38,164 19,082 9,541 28,624 14,312 7,156 3,578 1,789 5,368 2,684 1,342 671 2,014 1,007 3,022 1,511 4,534 2,267 6,802 3,401 10,204 5,102 2,551 7,654 3,827 11,482 5,741 17,224 8,612 4,306 2,153 6,460 3,230 1,615 4,846 2,423 7,270

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