λ
Ratio Atlas

1,398,640

24 × 5 × 17483
Abundant Even Composite

Prime Factor Structure

Factorization String 2^4 × 5 × 17483
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 20
Divisor Sum (σ) 3,252,024
Proper Divisor Sum 1,853,384
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #1398623 ← → #1398659

Radix Representation

Decimal 1398640
Binary 101010101011101110000 (21 bits)
Octal 0o5253560
Hexadecimal 0x155770

Divisor Catalog (20)

Collatz Trajectory (62 steps to reach 1)

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

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