4,275,142

2 × 2137571

Starting at 4,275,142, the Collatz iteration reaches 1 after 123 steps. The first transition is 2137571; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 2137571

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 6,412,716

Proper Divisor Sum 2,137,574

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #4275127 ← → #4275149

Radix Representation

Decimal	4275142
Binary	10000010011101111000110 (23 bits)
Octal	0o20235706
Hexadecimal	0x413BC6

Divisor Catalog (4)

1 2 2,137,571 4,275,142

Collatz Trajectory (123 steps to reach 1)

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

4,275,142 2,137,571 6,412,714 3,206,357 9,619,072 4,809,536 2,404,768 1,202,384 601,192 300,596 150,298 75,149 225,448 112,724 56,362 28,181 84,544 42,272 21,136 10,568 5,284 2,642 1,321 3,964 1,982 991 2,974 1,487 4,462 2,231 6,694 3,347 10,042 5,021 15,064 7,532 3,766 1,883 5,650 2,825 8,476 4,238 2,119 6,358 3,179 9,538 4,769 14,308 7,154 3,577 10,732 5,366 2,683 8,050 4,025 12,076 6,038 3,019 9,058 4,529

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