λ
Ratio Atlas

39,521,789

39521789
Deficient Odd Prime

39,521,789 factors as 39521789. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 121 steps.

Prime Factor Structure

Factorization String 39521789
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 39,521,790
Proper Divisor Sum 1
Digit Sum / Digital Root 44 (Root: 8)
Adjacent Primes #39521761 ← → #39521819

Radix Representation

Decimal 39521789
Binary 10010110110000110111111101 (26 bits)
Octal 0o226606775
Hexadecimal 0x25B0DFD

Divisor Catalog (2)

Collatz Trajectory (121 steps to reach 1)

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

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