λ
Sequence Observatory

1,025,941

7 × 146563
Deficient Odd Composite

Starting at 1,025,941, the Collatz iteration reaches 1 after 103 steps. The first transition is 3077824; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 7 × 146563
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,172,512
Proper Divisor Sum 146,571
Digit Sum / Digital Root 22 (Root: 4)
Adjacent Primes #1025939 ← → #1025957

Radix Representation

Decimal 1025941
Binary 11111010011110010101 (20 bits)
Octal 0o3723625
Hexadecimal 0xFA795

Divisor Catalog (4)

1 7 146,563 1,025,941

Collatz Trajectory (103 steps to reach 1)

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

1,025,941 3,077,824 1,538,912 769,456 384,728 192,364 96,182 48,091 144,274 72,137 216,412 108,206 54,103 162,310 81,155 243,466 121,733 365,200 182,600 91,300 45,650 22,825 68,476 34,238 17,119 51,358 25,679 77,038 38,519 115,558 57,779 173,338 86,669 260,008 130,004 65,002 32,501 97,504 48,752 24,376 12,188 6,094 3,047 9,142 4,571 13,714 6,857 20,572 10,286 5,143 15,430 7,715 23,146 11,573 34,720 17,360 8,680 4,340 2,170 1,085

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