3,836,626

2 × 1918313

Starting at 3,836,626, the Collatz iteration reaches 1 after 216 steps. The first transition is 1918313; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 1918313

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 5,754,942

Proper Divisor Sum 1,918,316

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #3836603 ← → #3836629

Radix Representation

Decimal	3836626
Binary	1110101000101011010010 (22 bits)
Octal	0o16505322
Hexadecimal	0x3A8AD2

Divisor Catalog (4)

1 2 1,918,313 3,836,626

Collatz Trajectory (216 steps to reach 1)

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

3,836,626 1,918,313 5,754,940 2,877,470 1,438,735 4,316,206 2,158,103 6,474,310 3,237,155 9,711,466 4,855,733 14,567,200 7,283,600 3,641,800 1,820,900 910,450 455,225 1,365,676 682,838 341,419 1,024,258 512,129 1,536,388 768,194 384,097 1,152,292 576,146 288,073 864,220 432,110 216,055 648,166 324,083 972,250 486,125 1,458,376 729,188 364,594 182,297 546,892 273,446 136,723 410,170 205,085 615,256 307,628 153,814 76,907 230,722 115,361 346,084 173,042 86,521 259,564 129,782 64,891 194,674 97,337 292,012 146,006

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