λ
Sequence Observatory

3,339,146

2 × 67 × 24919
Deficient Even Composite

Starting at 3,339,146, the Collatz iteration reaches 1 after 190 steps. The first transition is 1669573; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 67 × 24919
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 5,083,680
Proper Divisor Sum 1,744,534
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #3339143 ← → #3339151

Radix Representation

Decimal 3339146
Binary 1100101111001110001010 (22 bits)
Octal 0o14571612
Hexadecimal 0x32F38A

Divisor Catalog (8)

1 2 67 134 24,919 49,838 1,669,573 3,339,146

Collatz Trajectory (190 steps to reach 1)

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

3,339,146 1,669,573 5,008,720 2,504,360 1,252,180 626,090 313,045 939,136 469,568 234,784 117,392 58,696 29,348 14,674 7,337 22,012 11,006 5,503 16,510 8,255 24,766 12,383 37,150 18,575 55,726 27,863 83,590 41,795 125,386 62,693 188,080 94,040 47,020 23,510 11,755 35,266 17,633 52,900 26,450 13,225 39,676 19,838 9,919 29,758 14,879 44,638 22,319 66,958 33,479 100,438 50,219 150,658 75,329 225,988 112,994 56,497 169,492 84,746 42,373 127,120

More profiles

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