λ
Ratio Atlas

195,161

195161
Deficient Odd Prime

195,161 factors as 195161. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 98 steps.

Prime Factor Structure

Factorization String 195161
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 195,162
Proper Divisor Sum 1
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #195157 ← → #195163

Radix Representation

Decimal 195161
Binary 101111101001011001 (18 bits)
Octal 0o575131
Hexadecimal 0x2FA59

Divisor Catalog (2)

Collatz Trajectory (98 steps to reach 1)

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

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