3,448,643

11 × 23 × 43 × 317

Starting at 3,448,643, the Collatz iteration reaches 1 after 190 steps. The first transition is 10345930; the starting value is odd with 16 positive divisors.

Prime Factor Structure

Factorization String 11 × 23 × 43 × 317

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,029,696

Proper Divisor Sum 581,053

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #3448639 ← → #3448649

Radix Representation

Decimal	3448643
Binary	1101001001111101000011 (22 bits)
Octal	0o15117503
Hexadecimal	0x349F43

Divisor Catalog (16)

1 11 23 43 253 317 473 989 3,487 7,291 10,879 13,631 80,201 149,941 313,513 3,448,643

Collatz Trajectory (190 steps to reach 1)

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

3,448,643 10,345,930 5,172,965 15,518,896 7,759,448 3,879,724 1,939,862 969,931 2,909,794 1,454,897 4,364,692 2,182,346 1,091,173 3,273,520 1,636,760 818,380 409,190 204,595 613,786 306,893 920,680 460,340 230,170 115,085 345,256 172,628 86,314 43,157 129,472 64,736 32,368 16,184 8,092 4,046 2,023 6,070 3,035 9,106 4,553 13,660 6,830 3,415 10,246 5,123 15,370 7,685 23,056 11,528 5,764 2,882 1,441 4,324 2,162 1,081 3,244 1,622 811 2,434 1,217 3,652

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