λ
Ratio Atlas

1,429,156

22 × 17 × 21017
Deficient Even Composite

1,429,156 factors as 2^2 × 17 × 21017. Its 12 positive divisors give a proper-divisor sum of 1,219,112, so this integer is deficient. The Collatz stopping time is 181 steps.

Prime Factor Structure

Factorization String 2^2 × 17 × 21017
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 2,648,268
Proper Divisor Sum 1,219,112
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #1429133 ← → #1429163

Radix Representation

Decimal 1429156
Binary 101011100111010100100 (21 bits)
Octal 0o5347244
Hexadecimal 0x15CEA4

Divisor Catalog (12)

Collatz Trajectory (181 steps to reach 1)

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

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