λ
Sigma Notebook

1,585,880

23 × 5 × 41 × 967
Abundant Even Composite

1,585,880 is even and not a perfect square. Its factorization is 2^3 × 5 × 41 × 967 and its 32 divisors sum to 3,659,040.

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Prime Factor Structure

Factorization String 2^3 × 5 × 41 × 967
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 3,659,040
Proper Divisor Sum 2,073,160
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #1585819 ← → #1585889

Radix Representation

Decimal 1585880
Binary 110000011001011011000 (21 bits)
Octal 0o6031330
Hexadecimal 0x1832D8

Divisor Catalog (5 of 32)

1 2 4 5 8

Collatz Trajectory (101 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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