λ
Sequence Observatory

3,402,186

2 × 3 × 567031
Abundant Even Composite

Starting at 3,402,186, the Collatz iteration reaches 1 after 221 steps. The first transition is 1701093; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 3 × 567031
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 6,804,384
Proper Divisor Sum 3,402,198
Digit Sum / Digital Root 24 (Root: 6)
Adjacent Primes #3402173 ← → #3402211

Radix Representation

Decimal 3402186
Binary 1100111110100111001010 (22 bits)
Octal 0o14764712
Hexadecimal 0x33E9CA

Divisor Catalog (8)

1 2 3 6 567,031 1,134,062 1,701,093 3,402,186

Collatz Trajectory (221 steps to reach 1)

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

3,402,186 1,701,093 5,103,280 2,551,640 1,275,820 637,910 318,955 956,866 478,433 1,435,300 717,650 358,825 1,076,476 538,238 269,119 807,358 403,679 1,211,038 605,519 1,816,558 908,279 2,724,838 1,362,419 4,087,258 2,043,629 6,130,888 3,065,444 1,532,722 766,361 2,299,084 1,149,542 574,771 1,724,314 862,157 2,586,472 1,293,236 646,618 323,309 969,928 484,964 242,482 121,241 363,724 181,862 90,931 272,794 136,397 409,192 204,596 102,298 51,149 153,448 76,724 38,362 19,181 57,544 28,772 14,386 7,193 21,580

More profiles

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