λ
Sequence Observatory

3,635,682

2 × 3 × 605947
Abundant Even Composite

Starting at 3,635,682, the Collatz iteration reaches 1 after 110 steps. The first transition is 1817841; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 3 × 605947
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 7,271,376
Proper Divisor Sum 3,635,694
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #3635651 ← → #3635689

Radix Representation

Decimal 3635682
Binary 1101110111100111100010 (22 bits)
Octal 0o15674742
Hexadecimal 0x3779E2

Divisor Catalog (8)

1 2 3 6 605,947 1,211,894 1,817,841 3,635,682

Collatz Trajectory (110 steps to reach 1)

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

3,635,682 1,817,841 5,453,524 2,726,762 1,363,381 4,090,144 2,045,072 1,022,536 511,268 255,634 127,817 383,452 191,726 95,863 287,590 143,795 431,386 215,693 647,080 323,540 161,770 80,885 242,656 121,328 60,664 30,332 15,166 7,583 22,750 11,375 34,126 17,063 51,190 25,595 76,786 38,393 115,180 57,590 28,795 86,386 43,193 129,580 64,790 32,395 97,186 48,593 145,780 72,890 36,445 109,336 54,668 27,334 13,667 41,002 20,501 61,504 30,752 15,376 7,688 3,844

More profiles

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