λ
Sequence Observatory

9,044,138

2 × 4522069
Deficient Even Composite

Starting at 9,044,138, the Collatz iteration reaches 1 after 57 steps. The first transition is 4522069; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 4522069
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 13,566,210
Proper Divisor Sum 4,522,072
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #9044137 ← → #9044159

Radix Representation

Decimal 9044138
Binary 100010100000000010101010 (24 bits)
Octal 0o42400252
Hexadecimal 0x8A00AA

Divisor Catalog (4)

1 2 4,522,069 9,044,138

Collatz Trajectory (57 steps to reach 1)

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

9,044,138 4,522,069 13,566,208 6,783,104 3,391,552 1,695,776 847,888 423,944 211,972 105,986 52,993 158,980 79,490 39,745 119,236 59,618 29,809 89,428 44,714 22,357 67,072 33,536 16,768 8,384 4,192 2,096 1,048 524 262 131 394 197 592 296 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

More profiles

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