7,663,486

2 × 3831743

Starting at 7,663,486, the Collatz iteration reaches 1 after 111 steps. The first transition is 3831743; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 3831743

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 11,495,232

Proper Divisor Sum 3,831,746

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #7663471 ← → #7663489

Radix Representation

Decimal	7663486
Binary	11101001110111101111110 (23 bits)
Octal	0o35167576
Hexadecimal	0x74EF7E

Divisor Catalog (4)

1 2 3,831,743 7,663,486

Collatz Trajectory (111 steps to reach 1)

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

7,663,486 3,831,743 11,495,230 5,747,615 17,242,846 8,621,423 25,864,270 12,932,135 38,796,406 19,398,203 58,194,610 29,097,305 87,291,916 43,645,958 21,822,979 65,468,938 32,734,469 98,203,408 49,101,704 24,550,852 12,275,426 6,137,713 18,413,140 9,206,570 4,603,285 13,809,856 6,904,928 3,452,464 1,726,232 863,116 431,558 215,779 647,338 323,669 971,008 485,504 242,752 121,376 60,688 30,344 15,172 7,586 3,793 11,380 5,690 2,845 8,536 4,268 2,134 1,067 3,202 1,601 4,804 2,402 1,201 3,604 1,802 901 2,704 1,352

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