λ
Sigma Notebook

4,066,958

2 × 7 × 290497
Deficient Even Composite

4,066,958 is even and not a perfect square. Its factorization is 2 × 7 × 290497 and its 8 divisors sum to 6,971,952.

Prime Factor Structure

Factorization String 2 × 7 × 290497
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 6,971,952
Proper Divisor Sum 2,904,994
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #4066949 ← → #4066981

Radix Representation

Decimal 4066958
Binary 1111100000111010001110 (22 bits)
Octal 0o17407216
Hexadecimal 0x3E0E8E

Divisor Catalog (8)

1 2 7 14 290,497 580,994 2,033,479 4,066,958

Collatz Trajectory (123 steps to reach 1)

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

4,066,958 2,033,479 6,100,438 3,050,219 9,150,658 4,575,329 13,725,988 6,862,994 3,431,497 10,294,492 5,147,246 2,573,623 7,720,870 3,860,435 11,581,306 5,790,653 17,371,960 8,685,980 4,342,990 2,171,495 6,514,486 3,257,243 9,771,730 4,885,865 14,657,596 7,328,798 3,664,399 10,993,198 5,496,599 16,489,798 8,244,899 24,734,698 12,367,349 37,102,048 18,551,024 9,275,512 4,637,756 2,318,878 1,159,439 3,478,318 1,739,159 5,217,478 2,608,739 7,826,218 3,913,109 11,739,328 5,869,664 2,934,832 1,467,416 733,708 366,854 183,427 550,282 275,141 825,424 412,712 206,356 103,178 51,589 154,768

More profiles

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