4,343,738

2 × 7 × 17 × 18251

Starting at 4,343,738, the Collatz iteration reaches 1 after 66 steps. The first transition is 2171869; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 7 × 17 × 18251

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 7,884,864

Proper Divisor Sum 3,541,126

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #4343701 ← → #4343747

Radix Representation

Decimal	4343738
Binary	10000100100011110111010 (23 bits)
Octal	0o20443672
Hexadecimal	0x4247BA

Divisor Catalog (16)

1 2 7 14 17 34 119 238 18,251 36,502 127,757 255,514 310,267 620,534 2,171,869 4,343,738

Collatz Trajectory (66 steps to reach 1)

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

4,343,738 2,171,869 6,515,608 3,257,804 1,628,902 814,451 2,443,354 1,221,677 3,665,032 1,832,516 916,258 458,129 1,374,388 687,194 343,597 1,030,792 515,396 257,698 128,849 386,548 193,274 96,637 289,912 144,956 72,478 36,239 108,718 54,359 163,078 81,539 244,618 122,309 366,928 183,464 91,732 45,866 22,933 68,800 34,400 17,200 8,600 4,300 2,150 1,075 3,226 1,613 4,840 2,420 1,210 605 1,816 908 454 227 682 341 1,024 512 256 128

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