λ
Sequence Observatory

8,951,236

22 × 7 × 319687
Abundant Even Composite

Starting at 8,951,236, the Collatz iteration reaches 1 after 137 steps. The first transition is 4475618; the starting value is even with 12 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 7 × 319687
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 17,902,528
Proper Divisor Sum 8,951,292
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #8951221 ← → #8951249

Radix Representation

Decimal 8951236
Binary 100010001001010111000100 (24 bits)
Octal 0o42112704
Hexadecimal 0x8895C4

Divisor Catalog (12)

1 2 4 7 14 28 319,687 639,374 1,278,748 2,237,809 4,475,618 8,951,236

Collatz Trajectory (137 steps to reach 1)

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

8,951,236 4,475,618 2,237,809 6,713,428 3,356,714 1,678,357 5,035,072 2,517,536 1,258,768 629,384 314,692 157,346 78,673 236,020 118,010 59,005 177,016 88,508 44,254 22,127 66,382 33,191 99,574 49,787 149,362 74,681 224,044 112,022 56,011 168,034 84,017 252,052 126,026 63,013 189,040 94,520 47,260 23,630 11,815 35,446 17,723 53,170 26,585 79,756 39,878 19,939 59,818 29,909 89,728 44,864 22,432 11,216 5,608 2,804 1,402 701 2,104 1,052 526 263

More profiles

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