λ
Harmonic Matrix

4,876,421

112 × 191 × 211
Deficient Odd Composite

4,876,421 has digital root 5. The neighboring primes are 4876397 and 4876423; its proper-divisor sum differs from the starting integer by -4,339,210.

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Prime Factor Structure

Factorization String 11^2 × 191 × 211
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 5,413,632
Proper Divisor Sum 537,211
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #4876397 ← → #4876423

Radix Representation

Decimal 4876421
Binary 10010100110100010000101 (23 bits)
Octal 0o22464205
Hexadecimal 0x4A6885

Divisor Catalog (5 of 12)

1 11 121 191 211

Collatz Trajectory (113 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.

4,876,421 14,629,264 7,314,632 3,657,316 1,828,658

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