λ
Ratio Atlas

31,990,489

31990489
Deficient Odd Prime

Prime Factor Structure

Factorization String 31990489
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 31,990,490
Proper Divisor Sum 1
Digit Sum / Digital Root 43 (Root: 7)
Adjacent Primes #31990487 ← → #31990501

Radix Representation

Decimal 31990489
Binary 1111010000010001011011001 (25 bits)
Octal 0o172021331
Hexadecimal 0x1E822D9

Divisor Catalog (2)

Collatz Trajectory (263 steps to reach 1)

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

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