λ
Sequence Observatory

7,994,908

22 × 1998727
Deficient Even Composite

Starting at 7,994,908, the Collatz iteration reaches 1 after 186 steps. The first transition is 3997454; the starting value is even with 6 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 1998727
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 13,991,096
Proper Divisor Sum 5,996,188
Digit Sum / Digital Root 46 (Root: 1)
Adjacent Primes #7994897 ← → #7994927

Radix Representation

Decimal 7994908
Binary 11110011111111000011100 (23 bits)
Octal 0o36377034
Hexadecimal 0x79FE1C

Divisor Catalog (6)

1 2 4 1,998,727 3,997,454 7,994,908

Collatz Trajectory (186 steps to reach 1)

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

7,994,908 3,997,454 1,998,727 5,996,182 2,998,091 8,994,274 4,497,137 13,491,412 6,745,706 3,372,853 10,118,560 5,059,280 2,529,640 1,264,820 632,410 316,205 948,616 474,308 237,154 118,577 355,732 177,866 88,933 266,800 133,400 66,700 33,350 16,675 50,026 25,013 75,040 37,520 18,760 9,380 4,690 2,345 7,036 3,518 1,759 5,278 2,639 7,918 3,959 11,878 5,939 17,818 8,909 26,728 13,364 6,682 3,341 10,024 5,012 2,506 1,253 3,760 1,880 940 470 235

More profiles

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