1,025,434

2 × 512717

Starting at 1,025,434, the Collatz iteration reaches 1 after 77 steps. The first transition is 512717; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 512717

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,538,154

Proper Divisor Sum 512,720

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #1025419 ← → #1025443

Radix Representation

Decimal	1025434
Binary	11111010010110011010 (20 bits)
Octal	0o3722632
Hexadecimal	0xFA59A

Divisor Catalog (4)

1 2 512,717 1,025,434

Collatz Trajectory (77 steps to reach 1)

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

1,025,434 512,717 1,538,152 769,076 384,538 192,269 576,808 288,404 144,202 72,101 216,304 108,152 54,076 27,038 13,519 40,558 20,279 60,838 30,419 91,258 45,629 136,888 68,444 34,222 17,111 51,334 25,667 77,002 38,501 115,504 57,752 28,876 14,438 7,219 21,658 10,829 32,488 16,244 8,122 4,061 12,184 6,092 3,046 1,523 4,570 2,285 6,856 3,428 1,714 857 2,572 1,286 643 1,930 965 2,896 1,448 724 362 181

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