λ
Sigma Notebook

257,596

22 × 64399
Deficient Even Composite

257,596 is even and not a perfect square. Its factorization is 2^2 × 64399 and its 6 divisors sum to 450,800.

Prime Factor Structure

Factorization String 2^2 × 64399
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 450,800
Proper Divisor Sum 193,204
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #257591 ← → #257611

Radix Representation

Decimal 257596
Binary 111110111000111100 (18 bits)
Octal 0o767074
Hexadecimal 0x3EE3C

Divisor Catalog (6)

1 2 4 64,399 128,798 257,596

Collatz Trajectory (49 steps to reach 1)

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

257,596 128,798 64,399 193,198 96,599 289,798 144,899 434,698 217,349 652,048 326,024 163,012 81,506 40,753 122,260 61,130 30,565 91,696 45,848 22,924 11,462 5,731 17,194 8,597 25,792 12,896 6,448 3,224 1,612 806 403 1,210 605 1,816 908 454 227 682 341 1,024 512 256 128 64 32 16 8 4 2 1

More profiles

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