8,631,575

5² × 345263

Starting at 8,631,575, the Collatz iteration reaches 1 after 119 steps. The first transition is 25894726; the starting value is odd with 6 positive divisors.

Prime Factor Structure

Factorization String 5^2 × 345263

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 10,703,184

Proper Divisor Sum 2,071,609

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #8631569 ← → #8631599

Radix Representation

Decimal	8631575
Binary	100000111011010100010111 (24 bits)
Octal	0o40732427
Hexadecimal	0x83B517

Divisor Catalog (6)

1 5 25 345,263 1,726,315 8,631,575

Collatz Trajectory (119 steps to reach 1)

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

8,631,575 25,894,726 12,947,363 38,842,090 19,421,045 58,263,136 29,131,568 14,565,784 7,282,892 3,641,446 1,820,723 5,462,170 2,731,085 8,193,256 4,096,628 2,048,314 1,024,157 3,072,472 1,536,236 768,118 384,059 1,152,178 576,089 1,728,268 864,134 432,067 1,296,202 648,101 1,944,304 972,152 486,076 243,038 121,519 364,558 182,279 546,838 273,419 820,258 410,129 1,230,388 615,194 307,597 922,792 461,396 230,698 115,349 346,048 173,024 86,512 43,256 21,628 10,814 5,407 16,222 8,111 24,334 12,167 36,502 18,251 54,754

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