λ
Harmonic Matrix

4,491,918

2 × 32 × 61 × 4091
Abundant Even Composite

4,491,918 has digital root 9. The neighboring primes are 4491913 and 4491937; its proper-divisor sum differs from the starting integer by 910,620.

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Prime Factor Structure

Factorization String 2 × 3^2 × 61 × 4091
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 9,894,456
Proper Divisor Sum 5,402,538
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #4491913 ← → #4491937

Radix Representation

Decimal 4491918
Binary 10001001000101010001110 (23 bits)
Octal 0o21105216
Hexadecimal 0x448A8E

Divisor Catalog (5 of 24)

1 2 3 6 9

Collatz Trajectory (211 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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