4,339,826

2 × 2169913

Starting at 4,339,826, the Collatz iteration reaches 1 after 118 steps. The first transition is 2169913; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 2169913

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 6,509,742

Proper Divisor Sum 2,169,916

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #4339823 ← → #4339843

Radix Representation

Decimal	4339826
Binary	10000100011100001110010 (23 bits)
Octal	0o20434162
Hexadecimal	0x423872

Divisor Catalog (4)

1 2 2,169,913 4,339,826

Collatz Trajectory (118 steps to reach 1)

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

4,339,826 2,169,913 6,509,740 3,254,870 1,627,435 4,882,306 2,441,153 7,323,460 3,661,730 1,830,865 5,492,596 2,746,298 1,373,149 4,119,448 2,059,724 1,029,862 514,931 1,544,794 772,397 2,317,192 1,158,596 579,298 289,649 868,948 434,474 217,237 651,712 325,856 162,928 81,464 40,732 20,366 10,183 30,550 15,275 45,826 22,913 68,740 34,370 17,185 51,556 25,778 12,889 38,668 19,334 9,667 29,002 14,501 43,504 21,752 10,876 5,438 2,719 8,158 4,079 12,238 6,119 18,358 9,179 27,538

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