6,131,559

3 × 7 × 291979

Starting at 6,131,559, the Collatz iteration reaches 1 after 183 steps. The first transition is 18394678; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 3 × 7 × 291979

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 9,343,360

Proper Divisor Sum 3,211,801

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #6131551 ← → #6131561

Radix Representation

Decimal	6131559
Binary	10111011000111101100111 (23 bits)
Octal	0o27307547
Hexadecimal	0x5D8F67

Divisor Catalog (8)

1 3 7 21 291,979 875,937 2,043,853 6,131,559

Collatz Trajectory (183 steps to reach 1)

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

6,131,559 18,394,678 9,197,339 27,592,018 13,796,009 41,388,028 20,694,014 10,347,007 31,041,022 15,520,511 46,561,534 23,280,767 69,842,302 34,921,151 104,763,454 52,381,727 157,145,182 78,572,591 235,717,774 117,858,887 353,576,662 176,788,331 530,364,994 265,182,497 795,547,492 397,773,746 198,886,873 596,660,620 298,330,310 149,165,155 447,495,466 223,747,733 671,243,200 335,621,600 167,810,800 83,905,400 41,952,700 20,976,350 10,488,175 31,464,526 15,732,263 47,196,790 23,598,395 70,795,186 35,397,593 106,192,780 53,096,390 26,548,195 79,644,586 39,822,293 119,466,880 59,733,440 29,866,720 14,933,360 7,466,680 3,733,340 1,866,670 933,335 2,800,006 1,400,003

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