λ
Ratio Atlas

18,980,077

18980077
Deficient Odd Prime

18,980,077 factors as 18980077. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 58 steps.

Prime Factor Structure

Factorization String 18980077
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 18,980,078
Proper Divisor Sum 1
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #18980053 ← → #18980099

Radix Representation

Decimal 18980077
Binary 1001000011001110011101101 (25 bits)
Octal 0o110316355
Hexadecimal 0x1219CED

Divisor Catalog (2)

Collatz Trajectory (58 steps to reach 1)

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

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