λ
Ratio Atlas

4,205,437

4205437
Deficient Odd Prime

4,205,437 factors as 4205437. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 154 steps.

Prime Factor Structure

Factorization String 4205437
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 4,205,438
Proper Divisor Sum 1
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #4205393 ← → #4205459

Radix Representation

Decimal 4205437
Binary 10000000010101101111101 (23 bits)
Octal 0o20025575
Hexadecimal 0x402B7D

Divisor Catalog (2)

Collatz Trajectory (154 steps to reach 1)

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

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