λ
Ratio Atlas

20,021,568

26 × 3 × 7 × 14897
Abundant Even Composite

20,021,568 factors as 2^6 × 3 × 7 × 14897. Its 56 positive divisors give a proper-divisor sum of 40,523,904, so this integer is abundant. The Collatz stopping time is 146 steps.

Prime Factor Structure

Factorization String 2^6 × 3 × 7 × 14897
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 56
Divisor Sum (σ) 60,545,472
Proper Divisor Sum 40,523,904
Digit Sum / Digital Root 24 (Root: 6)
Adjacent Primes #20021549 ← → #20021623

Radix Representation

Decimal 20021568
Binary 1001100011000000101000000 (25 bits)
Octal 0o114300500
Hexadecimal 0x1318140

Divisor Catalog (56)

Collatz Trajectory (146 steps to reach 1)

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

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