λ
Ratio Atlas

78,509

78509
Deficient Odd Prime

Prime Factor Structure

Factorization String 78509
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 78,510
Proper Divisor Sum 1
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #78497 ← → #78511

Radix Representation

Decimal 78509
Binary 10011001010101101 (17 bits)
Octal 0o231255
Hexadecimal 0x132AD

Divisor Catalog (2)

Collatz Trajectory (169 steps to reach 1)

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

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