λ
Sequence Observatory

9,271,942

2 × 4635971
Deficient Even Composite

Starting at 9,271,942, the Collatz iteration reaches 1 after 49 steps. The first transition is 4635971; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 4635971
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 13,907,916
Proper Divisor Sum 4,635,974
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #9271937 ← → #9271963

Radix Representation

Decimal 9271942
Binary 100011010111101010000110 (24 bits)
Octal 0o43275206
Hexadecimal 0x8D7A86

Divisor Catalog (4)

1 2 4,635,971 9,271,942

Collatz Trajectory (49 steps to reach 1)

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

9,271,942 4,635,971 13,907,914 6,953,957 20,861,872 10,430,936 5,215,468 2,607,734 1,303,867 3,911,602 1,955,801 5,867,404 2,933,702 1,466,851 4,400,554 2,200,277 6,600,832 3,300,416 1,650,208 825,104 412,552 206,276 103,138 51,569 154,708 77,354 38,677 116,032 58,016 29,008 14,504 7,252 3,626 1,813 5,440 2,720 1,360 680 340 170 85 256 128 64 32 16 8 4 2 1

More profiles

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