λ
Sequence Observatory

9,255,836

22 × 43 × 53813
Deficient Even Composite

Starting at 9,255,836, the Collatz iteration reaches 1 after 137 steps. The first transition is 4627918; the starting value is even with 12 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 43 × 53813
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 16,574,712
Proper Divisor Sum 7,318,876
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #9255817 ← → #9255853

Radix Representation

Decimal 9255836
Binary 100011010011101110011100 (24 bits)
Octal 0o43235634
Hexadecimal 0x8D3B9C

Divisor Catalog (12)

1 2 4 43 86 172 53,813 107,626 215,252 2,313,959 4,627,918 9,255,836

Collatz Trajectory (137 steps to reach 1)

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

9,255,836 4,627,918 2,313,959 6,941,878 3,470,939 10,412,818 5,206,409 15,619,228 7,809,614 3,904,807 11,714,422 5,857,211 17,571,634 8,785,817 26,357,452 13,178,726 6,589,363 19,768,090 9,884,045 29,652,136 14,826,068 7,413,034 3,706,517 11,119,552 5,559,776 2,779,888 1,389,944 694,972 347,486 173,743 521,230 260,615 781,846 390,923 1,172,770 586,385 1,759,156 879,578 439,789 1,319,368 659,684 329,842 164,921 494,764 247,382 123,691 371,074 185,537 556,612 278,306 139,153 417,460 208,730 104,365 313,096 156,548 78,274 39,137 117,412 58,706

More profiles

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