λ
Sequence Observatory

6,906,416

24 × 11 × 39241
Abundant Even Composite

Starting at 6,906,416, the Collatz iteration reaches 1 after 222 steps. The first transition is 3453208; the starting value is even with 20 positive divisors.

Prime Factor Structure

Factorization String 2^4 × 11 × 39241
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 20
Divisor Sum (σ) 14,598,024
Proper Divisor Sum 7,691,608
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #6906407 ← → #6906421

Radix Representation

Decimal 6906416
Binary 11010010110001000110000 (23 bits)
Octal 0o32261060
Hexadecimal 0x696230

Divisor Catalog (20)

1 2 4 8 11 16 22 44 88 176 39,241 78,482 156,964 313,928 431,651 627,856 863,302 1,726,604 3,453,208 6,906,416

Collatz Trajectory (222 steps to reach 1)

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

6,906,416 3,453,208 1,726,604 863,302 431,651 1,294,954 647,477 1,942,432 971,216 485,608 242,804 121,402 60,701 182,104 91,052 45,526 22,763 68,290 34,145 102,436 51,218 25,609 76,828 38,414 19,207 57,622 28,811 86,434 43,217 129,652 64,826 32,413 97,240 48,620 24,310 12,155 36,466 18,233 54,700 27,350 13,675 41,026 20,513 61,540 30,770 15,385 46,156 23,078 11,539 34,618 17,309 51,928 25,964 12,982 6,491 19,474 9,737 29,212 14,606 7,303

More profiles

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