λ
Sequence Observatory

3,442,587

3 × 347 × 3307
Deficient Odd Composite

Starting at 3,442,587, the Collatz iteration reaches 1 after 221 steps. The first transition is 10327762; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 3 × 347 × 3307
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 4,604,736
Proper Divisor Sum 1,162,149
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #3442567 ← → #3442597

Radix Representation

Decimal 3442587
Binary 1101001000011110011011 (22 bits)
Octal 0o15103633
Hexadecimal 0x34879B

Divisor Catalog (8)

1 3 347 1,041 3,307 9,921 1,147,529 3,442,587

Collatz Trajectory (221 steps to reach 1)

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

3,442,587 10,327,762 5,163,881 15,491,644 7,745,822 3,872,911 11,618,734 5,809,367 17,428,102 8,714,051 26,142,154 13,071,077 39,213,232 19,606,616 9,803,308 4,901,654 2,450,827 7,352,482 3,676,241 11,028,724 5,514,362 2,757,181 8,271,544 4,135,772 2,067,886 1,033,943 3,101,830 1,550,915 4,652,746 2,326,373 6,979,120 3,489,560 1,744,780 872,390 436,195 1,308,586 654,293 1,962,880 981,440 490,720 245,360 122,680 61,340 30,670 15,335 46,006 23,003 69,010 34,505 103,516 51,758 25,879 77,638 38,819 116,458 58,229 174,688 87,344 43,672 21,836

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