λ
Ratio Atlas

690,216

23 × 3 × 28759
Abundant Even Composite

Prime Factor Structure

Factorization String 2^3 × 3 × 28759
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 1,725,600
Proper Divisor Sum 1,035,384
Digit Sum / Digital Root 24 (Root: 6)
Adjacent Primes #690187 ← → #690233

Radix Representation

Decimal 690216
Binary 10101000100000101000 (20 bits)
Octal 0o2504050
Hexadecimal 0xA8828

Divisor Catalog (16)

Collatz Trajectory (35 steps to reach 1)

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

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