λ
Sequence Observatory

6,213,426

2 × 3 × 1035571
Abundant Even Composite

Starting at 6,213,426, the Collatz iteration reaches 1 after 183 steps. The first transition is 3106713; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 3 × 1035571
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 12,426,864
Proper Divisor Sum 6,213,438
Digit Sum / Digital Root 24 (Root: 6)
Adjacent Primes #6213413 ← → #6213433

Radix Representation

Decimal 6213426
Binary 10111101100111100110010 (23 bits)
Octal 0o27547462
Hexadecimal 0x5ECF32

Divisor Catalog (8)

1 2 3 6 1,035,571 2,071,142 3,106,713 6,213,426

Collatz Trajectory (183 steps to reach 1)

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

6,213,426 3,106,713 9,320,140 4,660,070 2,330,035 6,990,106 3,495,053 10,485,160 5,242,580 2,621,290 1,310,645 3,931,936 1,965,968 982,984 491,492 245,746 122,873 368,620 184,310 92,155 276,466 138,233 414,700 207,350 103,675 311,026 155,513 466,540 233,270 116,635 349,906 174,953 524,860 262,430 131,215 393,646 196,823 590,470 295,235 885,706 442,853 1,328,560 664,280 332,140 166,070 83,035 249,106 124,553 373,660 186,830 93,415 280,246 140,123 420,370 210,185 630,556 315,278 157,639 472,918 236,459

More profiles

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