λ
Sequence Observatory

6,739,676

22 × 1684919
Deficient Even Composite

Starting at 6,739,676, the Collatz iteration reaches 1 after 116 steps. The first transition is 3369838; the starting value is even with 6 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 1684919
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 11,794,440
Proper Divisor Sum 5,054,764
Digit Sum / Digital Root 44 (Root: 8)
Adjacent Primes #6739643 ← → #6739709

Radix Representation

Decimal 6739676
Binary 11001101101011011011100 (23 bits)
Octal 0o31553334
Hexadecimal 0x66D6DC

Divisor Catalog (6)

1 2 4 1,684,919 3,369,838 6,739,676

Collatz Trajectory (116 steps to reach 1)

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

6,739,676 3,369,838 1,684,919 5,054,758 2,527,379 7,582,138 3,791,069 11,373,208 5,686,604 2,843,302 1,421,651 4,264,954 2,132,477 6,397,432 3,198,716 1,599,358 799,679 2,399,038 1,199,519 3,598,558 1,799,279 5,397,838 2,698,919 8,096,758 4,048,379 12,145,138 6,072,569 18,217,708 9,108,854 4,554,427 13,663,282 6,831,641 20,494,924 10,247,462 5,123,731 15,371,194 7,685,597 23,056,792 11,528,396 5,764,198 2,882,099 8,646,298 4,323,149 12,969,448 6,484,724 3,242,362 1,621,181 4,863,544 2,431,772 1,215,886 607,943 1,823,830 911,915 2,735,746 1,367,873 4,103,620 2,051,810 1,025,905 3,077,716 1,538,858

More profiles

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