λ
Ratio Atlas

571,409

571409
Deficient Odd Prime

571,409 factors as 571409. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 102 steps.

Prime Factor Structure

Factorization String 571409
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 571,410
Proper Divisor Sum 1
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #571399 ← → #571433

Radix Representation

Decimal 571409
Binary 10001011100000010001 (20 bits)
Octal 0o2134021
Hexadecimal 0x8B811

Divisor Catalog (2)

Collatz Trajectory (102 steps to reach 1)

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

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