λ
Sequence Observatory

6,494,674

2 × 3247337
Deficient Even Composite

Starting at 6,494,674, the Collatz iteration reaches 1 after 209 steps. The first transition is 3247337; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 3247337
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 9,742,014
Proper Divisor Sum 3,247,340
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #6494659 ← → #6494689

Radix Representation

Decimal 6494674
Binary 11000110001100111010010 (23 bits)
Octal 0o30614722
Hexadecimal 0x6319D2

Divisor Catalog (4)

1 2 3,247,337 6,494,674

Collatz Trajectory (209 steps to reach 1)

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

6,494,674 3,247,337 9,742,012 4,871,006 2,435,503 7,306,510 3,653,255 10,959,766 5,479,883 16,439,650 8,219,825 24,659,476 12,329,738 6,164,869 18,494,608 9,247,304 4,623,652 2,311,826 1,155,913 3,467,740 1,733,870 866,935 2,600,806 1,300,403 3,901,210 1,950,605 5,851,816 2,925,908 1,462,954 731,477 2,194,432 1,097,216 548,608 274,304 137,152 68,576 34,288 17,144 8,572 4,286 2,143 6,430 3,215 9,646 4,823 14,470 7,235 21,706 10,853 32,560 16,280 8,140 4,070 2,035 6,106 3,053 9,160 4,580 2,290 1,145

More profiles

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