λ
Sequence Observatory

4,842,406

2 × 2421203
Deficient Even Composite

Starting at 4,842,406, the Collatz iteration reaches 1 after 74 steps. The first transition is 2421203; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 2421203
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 7,263,612
Proper Divisor Sum 2,421,206
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #4842403 ← → #4842407

Radix Representation

Decimal 4842406
Binary 10010011110001110100110 (23 bits)
Octal 0o22361646
Hexadecimal 0x49E3A6

Divisor Catalog (4)

1 2 2,421,203 4,842,406

Collatz Trajectory (74 steps to reach 1)

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

4,842,406 2,421,203 7,263,610 3,631,805 10,895,416 5,447,708 2,723,854 1,361,927 4,085,782 2,042,891 6,128,674 3,064,337 9,193,012 4,596,506 2,298,253 6,894,760 3,447,380 1,723,690 861,845 2,585,536 1,292,768 646,384 323,192 161,596 80,798 40,399 121,198 60,599 181,798 90,899 272,698 136,349 409,048 204,524 102,262 51,131 153,394 76,697 230,092 115,046 57,523 172,570 86,285 258,856 129,428 64,714 32,357 97,072 48,536 24,268 12,134 6,067 18,202 9,101 27,304 13,652 6,826 3,413 10,240 5,120

More profiles

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