λ
Ratio Atlas

20,835,424

25 × 23 × 28309
Abundant Even Composite

20,835,424 factors as 2^5 × 23 × 28309. Its 24 positive divisors give a proper-divisor sum of 21,969,296, so this integer is abundant. The Collatz stopping time is 45 steps.

Prime Factor Structure

Factorization String 2^5 × 23 × 28309
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 42,804,720
Proper Divisor Sum 21,969,296
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #20835389 ← → #20835431

Radix Representation

Decimal 20835424
Binary 1001111011110110001100000 (25 bits)
Octal 0o117366140
Hexadecimal 0x13DEC60

Divisor Catalog (24)

Collatz Trajectory (45 steps to reach 1)

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

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