9,643,626

2 × 3² × 535757

Starting at 9,643,626, the Collatz iteration reaches 1 after 145 steps. The first transition is 4821813; the starting value is even with 12 positive divisors.

Prime Factor Structure

Factorization String 2 × 3^2 × 535757

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 20,894,562

Proper Divisor Sum 11,250,936

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #9643603 ← → #9643661

Radix Representation

Decimal	9643626
Binary	100100110010011001101010 (24 bits)
Octal	0o44623152
Hexadecimal	0x93266A

Divisor Catalog (12)

1 2 3 6 9 18 535,757 1,071,514 1,607,271 3,214,542 4,821,813 9,643,626

Collatz Trajectory (145 steps to reach 1)

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

9,643,626 4,821,813 14,465,440 7,232,720 3,616,360 1,808,180 904,090 452,045 1,356,136 678,068 339,034 169,517 508,552 254,276 127,138 63,569 190,708 95,354 47,677 143,032 71,516 35,758 17,879 53,638 26,819 80,458 40,229 120,688 60,344 30,172 15,086 7,543 22,630 11,315 33,946 16,973 50,920 25,460 12,730 6,365 19,096 9,548 4,774 2,387 7,162 3,581 10,744 5,372 2,686 1,343 4,030 2,015 6,046 3,023 9,070 4,535 13,606 6,803 20,410 10,205

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