5,575,536

2⁴ × 3² × 31 × 1249

Starting at 5,575,536, the Collatz iteration reaches 1 after 139 steps. The first transition is 2787768; the starting value is even with 60 positive divisors.

Prime Factor Structure

Factorization String 2^4 × 3^2 × 31 × 1249

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 60

Divisor Sum (σ) 16,120,000

Proper Divisor Sum 10,544,464

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #5575529 ← → #5575543

Radix Representation

Decimal	5575536
Binary	10101010001001101110000 (23 bits)
Octal	0o25211560
Hexadecimal	0x551370

Divisor Catalog (60)

1 2 3 4 6 8 9 12 16 18 24 31 36 48 62 72 93 124 144 186 248 279 372 496 558 744 1,116 1,249 1,488 2,232 2,498 3,747 4,464 4,996 7,494 9,992 11,241 14,988 19,984 22,482 29,976 38,719 44,964 59,952 77,438 89,928 116,157 154,876 179,856 232,314 309,752 348,471 464,628 619,504 696,942 929,256 1,393,884 1,858,512 2,787,768 5,575,536

Collatz Trajectory (139 steps to reach 1)

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

5,575,536 2,787,768 1,393,884 696,942 348,471 1,045,414 522,707 1,568,122 784,061 2,352,184 1,176,092 588,046 294,023 882,070 441,035 1,323,106 661,553 1,984,660 992,330 496,165 1,488,496 744,248 372,124 186,062 93,031 279,094 139,547 418,642 209,321 627,964 313,982 156,991 470,974 235,487 706,462 353,231 1,059,694 529,847 1,589,542 794,771 2,384,314 1,192,157 3,576,472 1,788,236 894,118 447,059 1,341,178 670,589 2,011,768 1,005,884 502,942 251,471 754,414 377,207 1,131,622 565,811 1,697,434 848,717 2,546,152 1,273,076

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