λ
Sequence Observatory

8,837,212

22 × 17 × 129959
Deficient Even Composite

Starting at 8,837,212, the Collatz iteration reaches 1 after 150 steps. The first transition is 4418606; the starting value is even with 12 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 17 × 129959
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 16,374,960
Proper Divisor Sum 7,537,748
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #8837209 ← → #8837219

Radix Representation

Decimal 8837212
Binary 100001101101100001011100 (24 bits)
Octal 0o41554134
Hexadecimal 0x86D85C

Divisor Catalog (12)

1 2 4 17 34 68 129,959 259,918 519,836 2,209,303 4,418,606 8,837,212

Collatz Trajectory (150 steps to reach 1)

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

8,837,212 4,418,606 2,209,303 6,627,910 3,313,955 9,941,866 4,970,933 14,912,800 7,456,400 3,728,200 1,864,100 932,050 466,025 1,398,076 699,038 349,519 1,048,558 524,279 1,572,838 786,419 2,359,258 1,179,629 3,538,888 1,769,444 884,722 442,361 1,327,084 663,542 331,771 995,314 497,657 1,492,972 746,486 373,243 1,119,730 559,865 1,679,596 839,798 419,899 1,259,698 629,849 1,889,548 944,774 472,387 1,417,162 708,581 2,125,744 1,062,872 531,436 265,718 132,859 398,578 199,289 597,868 298,934 149,467 448,402 224,201 672,604 336,302

More profiles

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