λ
Ratio Atlas

3,966,581

3966581
Deficient Odd Prime

Prime Factor Structure

Factorization String 3966581
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 3,966,582
Proper Divisor Sum 1
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #3966563 ← → #3966583

Radix Representation

Decimal 3966581
Binary 1111001000011001110101 (22 bits)
Octal 0o17103165
Hexadecimal 0x3C8675

Divisor Catalog (2)

Collatz Trajectory (123 steps to reach 1)

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

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