λ
Sigma Notebook

6,756,518

2 × 3378259
Deficient Even Composite

6,756,518 is even and not a perfect square. Its factorization is 2 × 3378259 and its 4 divisors sum to 10,134,780.

Prime Factor Structure

Factorization String 2 × 3378259
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 10,134,780
Proper Divisor Sum 3,378,262
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #6756511 ← → #6756521

Radix Representation

Decimal 6756518
Binary 11001110001100010100110 (23 bits)
Octal 0o31614246
Hexadecimal 0x6718A6

Divisor Catalog (4)

1 2 3,378,259 6,756,518

Collatz Trajectory (160 steps to reach 1)

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

6,756,518 3,378,259 10,134,778 5,067,389 15,202,168 7,601,084 3,800,542 1,900,271 5,700,814 2,850,407 8,551,222 4,275,611 12,826,834 6,413,417 19,240,252 9,620,126 4,810,063 14,430,190 7,215,095 21,645,286 10,822,643 32,467,930 16,233,965 48,701,896 24,350,948 12,175,474 6,087,737 18,263,212 9,131,606 4,565,803 13,697,410 6,848,705 20,546,116 10,273,058 5,136,529 15,409,588 7,704,794 3,852,397 11,557,192 5,778,596 2,889,298 1,444,649 4,333,948 2,166,974 1,083,487 3,250,462 1,625,231 4,875,694 2,437,847 7,313,542 3,656,771 10,970,314 5,485,157 16,455,472 8,227,736 4,113,868 2,056,934 1,028,467 3,085,402 1,542,701

More profiles

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