λ
Sequence Observatory

4,262,523

3 × 1420841
Deficient Odd Composite

Starting at 4,262,523, the Collatz iteration reaches 1 after 198 steps. The first transition is 12787570; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 3 × 1420841
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 5,683,368
Proper Divisor Sum 1,420,845
Digit Sum / Digital Root 24 (Root: 6)
Adjacent Primes #4262513 ← → #4262549

Radix Representation

Decimal 4262523
Binary 10000010000101001111011 (23 bits)
Octal 0o20205173
Hexadecimal 0x410A7B

Divisor Catalog (4)

1 3 1,420,841 4,262,523

Collatz Trajectory (198 steps to reach 1)

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

4,262,523 12,787,570 6,393,785 19,181,356 9,590,678 4,795,339 14,386,018 7,193,009 21,579,028 10,789,514 5,394,757 16,184,272 8,092,136 4,046,068 2,023,034 1,011,517 3,034,552 1,517,276 758,638 379,319 1,137,958 568,979 1,706,938 853,469 2,560,408 1,280,204 640,102 320,051 960,154 480,077 1,440,232 720,116 360,058 180,029 540,088 270,044 135,022 67,511 202,534 101,267 303,802 151,901 455,704 227,852 113,926 56,963 170,890 85,445 256,336 128,168 64,084 32,042 16,021 48,064 24,032 12,016 6,008 3,004 1,502 751

More profiles

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