3,551,589

3² × 17 × 139 × 167

Starting at 3,551,589, the Collatz iteration reaches 1 after 84 steps. The first transition is 10654768; the starting value is odd with 24 positive divisors.

Prime Factor Structure

Factorization String 3^2 × 17 × 139 × 167

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 5,503,680

Proper Divisor Sum 1,952,091

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #3551573 ← → #3551599

Radix Representation

Decimal	3551589
Binary	1101100011000101100101 (22 bits)
Octal	0o15430545
Hexadecimal	0x363165

Divisor Catalog (24)

1 3 9 17 51 139 153 167 417 501 1,251 1,503 2,363 2,839 7,089 8,517 21,267 23,213 25,551 69,639 208,917 394,621 1,183,863 3,551,589

Collatz Trajectory (84 steps to reach 1)

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

3,551,589 10,654,768 5,327,384 2,663,692 1,331,846 665,923 1,997,770 998,885 2,996,656 1,498,328 749,164 374,582 187,291 561,874 280,937 842,812 421,406 210,703 632,110 316,055 948,166 474,083 1,422,250 711,125 2,133,376 1,066,688 533,344 266,672 133,336 66,668 33,334 16,667 50,002 25,001 75,004 37,502 18,751 56,254 28,127 84,382 42,191 126,574 63,287 189,862 94,931 284,794 142,397 427,192 213,596 106,798 53,399 160,198 80,099 240,298 120,149 360,448 180,224 90,112 45,056 22,528

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