λ
Sigma Notebook

5,571,816

23 × 3 × 31 × 7489
Abundant Even Composite

5,571,816 is even and not a perfect square. Its factorization is 2^3 × 3 × 31 × 7489 and its 32 divisors sum to 14,380,800.

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Prime Factor Structure

Factorization String 2^3 × 3 × 31 × 7489
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 14,380,800
Proper Divisor Sum 8,808,984
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #5571809 ← → #5571833

Radix Representation

Decimal 5571816
Binary 10101010000010011101000 (23 bits)
Octal 0o25202350
Hexadecimal 0x5504E8

Divisor Catalog (5 of 32)

1 2 3 4 6

Collatz Trajectory (139 steps to reach 1)

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

Showing the first 5 trajectory entries; the stopping-time total above is unchanged.

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