λ
Sigma Notebook

6,993,578

2 × 3496789
Deficient Even Composite

6,993,578 is even and not a perfect square. Its factorization is 2 × 3496789 and its 4 divisors sum to 10,490,370.

Prime Factor Structure

Factorization String 2 × 3496789
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 10,490,370
Proper Divisor Sum 3,496,792
Digit Sum / Digital Root 47 (Root: 2)
Adjacent Primes #6993559 ← → #6993583

Radix Representation

Decimal 6993578
Binary 11010101011011010101010 (23 bits)
Octal 0o32533252
Hexadecimal 0x6AB6AA

Divisor Catalog (4)

1 2 3,496,789 6,993,578

Collatz Trajectory (191 steps to reach 1)

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

6,993,578 3,496,789 10,490,368 5,245,184 2,622,592 1,311,296 655,648 327,824 163,912 81,956 40,978 20,489 61,468 30,734 15,367 46,102 23,051 69,154 34,577 103,732 51,866 25,933 77,800 38,900 19,450 9,725 29,176 14,588 7,294 3,647 10,942 5,471 16,414 8,207 24,622 12,311 36,934 18,467 55,402 27,701 83,104 41,552 20,776 10,388 5,194 2,597 7,792 3,896 1,948 974 487 1,462 731 2,194 1,097 3,292 1,646 823 2,470 1,235

More profiles

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