λ
Sequence Observatory

3,189,886

2 × 7 × 227849
Deficient Even Composite

Starting at 3,189,886, the Collatz iteration reaches 1 after 270 steps. The first transition is 1594943; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 7 × 227849
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 5,468,400
Proper Divisor Sum 2,278,514
Digit Sum / Digital Root 43 (Root: 7)
Adjacent Primes #3189871 ← → #3189889

Radix Representation

Decimal 3189886
Binary 1100001010110001111110 (22 bits)
Octal 0o14126176
Hexadecimal 0x30AC7E

Divisor Catalog (8)

1 2 7 14 227,849 455,698 1,594,943 3,189,886

Collatz Trajectory (270 steps to reach 1)

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

3,189,886 1,594,943 4,784,830 2,392,415 7,177,246 3,588,623 10,765,870 5,382,935 16,148,806 8,074,403 24,223,210 12,111,605 36,334,816 18,167,408 9,083,704 4,541,852 2,270,926 1,135,463 3,406,390 1,703,195 5,109,586 2,554,793 7,664,380 3,832,190 1,916,095 5,748,286 2,874,143 8,622,430 4,311,215 12,933,646 6,466,823 19,400,470 9,700,235 29,100,706 14,550,353 43,651,060 21,825,530 10,912,765 32,738,296 16,369,148 8,184,574 4,092,287 12,276,862 6,138,431 18,415,294 9,207,647 27,622,942 13,811,471 41,434,414 20,717,207 62,151,622 31,075,811 93,227,434 46,613,717 139,841,152 69,920,576 34,960,288 17,480,144 8,740,072 4,370,036

More profiles

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