λ
Ratio Atlas

405,091

405091
Deficient Odd Prime

Prime Factor Structure

Factorization String 405091
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 405,092
Proper Divisor Sum 1
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #405089 ← → #405143

Radix Representation

Decimal 405091
Binary 1100010111001100011 (19 bits)
Octal 0o1427143
Hexadecimal 0x62E63

Divisor Catalog (2)

Collatz Trajectory (68 steps to reach 1)

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

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