λ
Ratio Atlas

13,085,861

13085861
Deficient Odd Prime

13,085,861 factors as 13085861. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 241 steps.

Prime Factor Structure

Factorization String 13085861
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 13,085,862
Proper Divisor Sum 1
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #13085857 ← → #13085867

Radix Representation

Decimal 13085861
Binary 110001111010110010100101 (24 bits)
Octal 0o61726245
Hexadecimal 0xC7ACA5

Divisor Catalog (2)

Collatz Trajectory (241 steps to reach 1)

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

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