λ
Ratio Atlas

30,720,982

2 × 379 × 40529
Deficient Even Composite

30,720,982 factors as 2 × 379 × 40529. Its 8 positive divisors give a proper-divisor sum of 15,483,218, so this integer is deficient. The Collatz stopping time is 206 steps.

Prime Factor Structure

Factorization String 2 × 379 × 40529
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 46,204,200
Proper Divisor Sum 15,483,218
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #30720979 ← → #30720983

Radix Representation

Decimal 30720982
Binary 1110101001100001111010110 (25 bits)
Octal 0o165141726
Hexadecimal 0x1D4C3D6

Divisor Catalog (8)

Collatz Trajectory (206 steps to reach 1)

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

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