λ
Sequence Observatory

3,706,764

22 × 3 × 103 × 2999
Abundant Even Composite

Starting at 3,706,764, the Collatz iteration reaches 1 after 53 steps. The first transition is 1853382; the starting value is even with 24 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 3 × 103 × 2999
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 8,736,000
Proper Divisor Sum 5,029,236
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #3706753 ← → #3706777

Radix Representation

Decimal 3706764
Binary 1110001000111110001100 (22 bits)
Octal 0o16107614
Hexadecimal 0x388F8C

Divisor Catalog (24)

1 2 3 4 6 12 103 206 309 412 618 1,236 2,999 5,998 8,997 11,996 17,994 35,988 308,897 617,794 926,691 1,235,588 1,853,382 3,706,764

Collatz Trajectory (53 steps to reach 1)

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

3,706,764 1,853,382 926,691 2,780,074 1,390,037 4,170,112 2,085,056 1,042,528 521,264 260,632 130,316 65,158 32,579 97,738 48,869 146,608 73,304 36,652 18,326 9,163 27,490 13,745 41,236 20,618 10,309 30,928 15,464 7,732 3,866 1,933 5,800 2,900 1,450 725 2,176 1,088 544 272 136 68 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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