λ
Prime Ledger

1,398,148

22 × 17 × 29 × 709
Deficient Even Composite

1,398,148 has the prime decomposition 2^2 × 17 × 29 × 709. Its 4 distinct prime factors produce 24 positive divisors.

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Prime Factor Structure

Factorization String 2^2 × 17 × 29 × 709
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 2,683,800
Proper Divisor Sum 1,285,652
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #1398139 ← → #1398151

Radix Representation

Decimal 1398148
Binary 101010101010110000100 (21 bits)
Octal 0o5252604
Hexadecimal 0x155584

Divisor Catalog (5 of 24)

1 2 4 17 29

Collatz Trajectory (106 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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