λ
Sigma Notebook

3,506,644

22 × 876661
Deficient Even Composite

3,506,644 is even and not a perfect square. Its factorization is 2^2 × 876661 and its 6 divisors sum to 6,136,634.

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Prime Factor Structure

Factorization String 2^2 × 876661
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 6,136,634
Proper Divisor Sum 2,629,990
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #3506567 ← → #3506663

Radix Representation

Decimal 3506644
Binary 1101011000000111010100 (22 bits)
Octal 0o15300724
Hexadecimal 0x3581D4

Divisor Catalog (5 of 6)

Collatz Trajectory (159 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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