λ
Sequence Observatory

3,562,016

25 × 157 × 709
Deficient Even Composite

Starting at 3,562,016, the Collatz iteration reaches 1 after 159 steps. The first transition is 1781008; the starting value is even with 24 positive divisors.

Prime Factor Structure

Factorization String 2^5 × 157 × 709
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 7,067,340
Proper Divisor Sum 3,505,324
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #3561997 ← → #3562019

Radix Representation

Decimal 3562016
Binary 1101100101101000100000 (22 bits)
Octal 0o15455040
Hexadecimal 0x365A20

Divisor Catalog (24)

1 2 4 8 16 32 157 314 628 709 1,256 1,418 2,512 2,836 5,024 5,672 11,344 22,688 111,313 222,626 445,252 890,504 1,781,008 3,562,016

Collatz Trajectory (159 steps to reach 1)

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

3,562,016 1,781,008 890,504 445,252 222,626 111,313 333,940 166,970 83,485 250,456 125,228 62,614 31,307 93,922 46,961 140,884 70,442 35,221 105,664 52,832 26,416 13,208 6,604 3,302 1,651 4,954 2,477 7,432 3,716 1,858 929 2,788 1,394 697 2,092 1,046 523 1,570 785 2,356 1,178 589 1,768 884 442 221 664 332 166 83 250 125 376 188 94 47 142 71 214 107

More profiles

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